Home / 39,561.46-54,593.17-21,656.02

Finding the Fourth Proportional to 39,561.46, 54,593.17 and 21,656.02

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Solution

The fourth proportional to 39,561.46, 54,593.17 and 21,656.02 is: 29,884.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,561.46 : 54,593.17 = 21,656.02 : x
  2. Step 2: Convert to fraction form
    39,561.46/54,593.17 = 21,656.02/x
  3. Step 3: Cross multiply
    39,561.46x = 54,593.17 × 21,656.02
  4. Step 4: Simplify right side
    39,561.46x = 1,182,270,781.38
  5. Step 5: Solve for x
    x = 1,182,270,781.38/39,561.46
  6. Step 6: Final answer
    x = 29,884.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.