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Finding the Fourth Proportional to 56,614.52, 84,921.92 and 15,061.52

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Solution

The fourth proportional to 56,614.52, 84,921.92 and 15,061.52 is: 22,592.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,614.52 : 84,921.92 = 15,061.52 : x
  2. Step 2: Convert to fraction form
    56,614.52/84,921.92 = 15,061.52/x
  3. Step 3: Cross multiply
    56,614.52x = 84,921.92 × 15,061.52
  4. Step 4: Simplify right side
    56,614.52x = 1,279,053,196.52
  5. Step 5: Solve for x
    x = 1,279,053,196.52/56,614.52
  6. Step 6: Final answer
    x = 22,592.32

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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.