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Finding the Fourth Proportional to 24,458.51, 36,687.96 and 8,663.61

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Solution

The fourth proportional to 24,458.51, 36,687.96 and 8,663.61 is: 12,995.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,458.51 : 36,687.96 = 8,663.61 : x
  2. Step 2: Convert to fraction form
    24,458.51/36,687.96 = 8,663.61/x
  3. Step 3: Cross multiply
    24,458.51x = 36,687.96 × 8,663.61
  4. Step 4: Simplify right side
    24,458.51x = 317,850,177.14
  5. Step 5: Solve for x
    x = 317,850,177.14/24,458.51
  6. Step 6: Final answer
    x = 12,995.49

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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.