Home / 40,646.30-60,969.54-21,935.13

Finding the Fourth Proportional to 40,646.30, 60,969.54 and 21,935.13

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Solution

The fourth proportional to 40,646.30, 60,969.54 and 21,935.13 is: 32,902.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,646.30 : 60,969.54 = 21,935.13 : x
  2. Step 2: Convert to fraction form
    40,646.30/60,969.54 = 21,935.13/x
  3. Step 3: Cross multiply
    40,646.30x = 60,969.54 × 21,935.13
  4. Step 4: Simplify right side
    40,646.30x = 1,337,374,785.94
  5. Step 5: Solve for x
    x = 1,337,374,785.94/40,646.30
  6. Step 6: Final answer
    x = 32,902.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.