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Finding the Fourth Proportional to 44,962.72, 67,453.89 and 13,375.24

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Solution

The fourth proportional to 44,962.72, 67,453.89 and 13,375.24 is: 20,065.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,962.72 : 67,453.89 = 13,375.24 : x
  2. Step 2: Convert to fraction form
    44,962.72/67,453.89 = 13,375.24/x
  3. Step 3: Cross multiply
    44,962.72x = 67,453.89 × 13,375.24
  4. Step 4: Simplify right side
    44,962.72x = 902,211,967.68
  5. Step 5: Solve for x
    x = 902,211,967.68/44,962.72
  6. Step 6: Final answer
    x = 20,065.78

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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.