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Finding the Fourth Proportional to 35,131.88, 52,693.94 and 8,836.62

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Solution

The fourth proportional to 35,131.88, 52,693.94 and 8,836.62 is: 13,253.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,131.88 : 52,693.94 = 8,836.62 : x
  2. Step 2: Convert to fraction form
    35,131.88/52,693.94 = 8,836.62/x
  3. Step 3: Cross multiply
    35,131.88x = 52,693.94 × 8,836.62
  4. Step 4: Simplify right side
    35,131.88x = 465,636,279.90
  5. Step 5: Solve for x
    x = 465,636,279.90/35,131.88
  6. Step 6: Final answer
    x = 13,253.95

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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.