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Finding the Fourth Proportional to 35,167.97, 52,752.05 and 8,872.71

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Solution

The fourth proportional to 35,167.97, 52,752.05 and 8,872.71 is: 13,309.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,167.97 : 52,752.05 = 8,872.71 : x
  2. Step 2: Convert to fraction form
    35,167.97/52,752.05 = 8,872.71/x
  3. Step 3: Cross multiply
    35,167.97x = 52,752.05 × 8,872.71
  4. Step 4: Simplify right side
    35,167.97x = 468,053,902.69
  5. Step 5: Solve for x
    x = 468,053,902.69/35,167.97
  6. Step 6: Final answer
    x = 13,309.10

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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.