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Finding the Fourth Proportional to 56,397.92, 84,607.54 and 22,666.55

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Solution

The fourth proportional to 56,397.92, 84,607.54 and 22,666.55 is: 34,004.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,397.92 : 84,607.54 = 22,666.55 : x
  2. Step 2: Convert to fraction form
    56,397.92/84,607.54 = 22,666.55/x
  3. Step 3: Cross multiply
    56,397.92x = 84,607.54 × 22,666.55
  4. Step 4: Simplify right side
    56,397.92x = 1,917,761,303.97
  5. Step 5: Solve for x
    x = 1,917,761,303.97/56,397.92
  6. Step 6: Final answer
    x = 34,004.12

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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.