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Finding the Fourth Proportional to 44,753.35, 67,132.65 and 18,449

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Solution

The fourth proportional to 44,753.35, 67,132.65 and 18,449 is: 27,674.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,753.35 : 67,132.65 = 18,449 : x
  2. Step 2: Convert to fraction form
    44,753.35/67,132.65 = 18,449/x
  3. Step 3: Cross multiply
    44,753.35x = 67,132.65 × 18,449
  4. Step 4: Simplify right side
    44,753.35x = 1,238,530,259.85
  5. Step 5: Solve for x
    x = 1,238,530,259.85/44,753.35
  6. Step 6: Final answer
    x = 27,674.59

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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.