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Finding the Fourth Proportional to 34,932.52, 52,397.82 and 8,636.68

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Solution

The fourth proportional to 34,932.52, 52,397.82 and 8,636.68 is: 12,954.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,932.52 : 52,397.82 = 8,636.68 : x
  2. Step 2: Convert to fraction form
    34,932.52/52,397.82 = 8,636.68/x
  3. Step 3: Cross multiply
    34,932.52x = 52,397.82 × 8,636.68
  4. Step 4: Simplify right side
    34,932.52x = 452,543,204.04
  5. Step 5: Solve for x
    x = 452,543,204.04/34,932.52
  6. Step 6: Final answer
    x = 12,954.78

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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.