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Finding the Fourth Proportional to 35,130.38, 52,691.68 and 8,835.13

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Solution

The fourth proportional to 35,130.38, 52,691.68 and 8,835.13 is: 13,251.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,130.38 : 52,691.68 = 8,835.13 : x
  2. Step 2: Convert to fraction form
    35,130.38/52,691.68 = 8,835.13/x
  3. Step 3: Cross multiply
    35,130.38x = 52,691.68 × 8,835.13
  4. Step 4: Simplify right side
    35,130.38x = 465,537,623.24
  5. Step 5: Solve for x
    x = 465,537,623.24/35,130.38
  6. Step 6: Final answer
    x = 13,251.71

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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.