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Finding the Fourth Proportional to 44,917.50, 67,375.98 and 11,637.48

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Solution

The fourth proportional to 44,917.50, 67,375.98 and 11,637.48 is: 17,456.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,917.50 : 67,375.98 = 11,637.48 : x
  2. Step 2: Convert to fraction form
    44,917.50/67,375.98 = 11,637.48/x
  3. Step 3: Cross multiply
    44,917.50x = 67,375.98 × 11,637.48
  4. Step 4: Simplify right side
    44,917.50x = 784,086,619.73
  5. Step 5: Solve for x
    x = 784,086,619.73/44,917.50
  6. Step 6: Final answer
    x = 17,456.15

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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.