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Finance

Sinking Fund Contribution Calculator

Find equal end-of-period deposits required to reach a future target.

Amounts stay on this deviceMethod and assumptions below

Your financial inputs

Runs on your device

YOUR FINANCIAL SUMMARY

Your result

Let’s calculate.

Use the Calculate button to see your result.

Estimate based on your inputs and the stated assumptions.

How to use this tool

  1. Enter target amount, rate per period, periods.
  2. Select Calculate to view the result.
  3. Check the method and assumptions below before using the result.

The method, explained

Deposit = target × r/[(1 + r)^n − 1]. At zero rate, deposit = target/n.

A WORKED EXAMPLE

Using target amount = 10000 money, rate per period = 1 %, periods = 24, the result is 370.734722 currency. Change these example inputs to match your task; use the method above to check each step.

What to keep in mind

A scenario calculation using your inputs, before unlisted fees or taxes. It is not a quoted product rate or personalized recommendation.

Common questions

Which inputs does this calculation need?

Find equal end-of-period deposits required to reach a future target. Enter target amount in money, rate per period in %, periods. The filled example is editable and is not a saved personal record.

How should I interpret the result?

A scenario calculation using your inputs, before unlisted fees or taxes. It is not a quoted product rate or personalized recommendation.

Methodology maintained by ClarityKit. How these tools are built and checked.