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Finding the Fourth Proportional to 22,614.72, 33,901.92 and 8,760.48

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Solution

The fourth proportional to 22,614.72, 33,901.92 and 8,760.48 is: 13,132.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,614.72 : 33,901.92 = 8,760.48 : x
  2. Step 2: Convert to fraction form
    22,614.72/33,901.92 = 8,760.48/x
  3. Step 3: Cross multiply
    22,614.72x = 33,901.92 × 8,760.48
  4. Step 4: Simplify right side
    22,614.72x = 296,997,092.12
  5. Step 5: Solve for x
    x = 296,997,092.12/22,614.72
  6. Step 6: Final answer
    x = 13,132.91

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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.