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Finding the Fourth Proportional to 29,892.68, 41,251.89 and 16,463.91

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Solution

The fourth proportional to 29,892.68, 41,251.89 and 16,463.91 is: 22,720.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,892.68 : 41,251.89 = 16,463.91 : x
  2. Step 2: Convert to fraction form
    29,892.68/41,251.89 = 16,463.91/x
  3. Step 3: Cross multiply
    29,892.68x = 41,251.89 × 16,463.91
  4. Step 4: Simplify right side
    29,892.68x = 679,167,404.29
  5. Step 5: Solve for x
    x = 679,167,404.29/29,892.68
  6. Step 6: Final answer
    x = 22,720.19

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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.