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Finding the Fourth Proportional to 36,544.70, 54,812.49 and 10,251.49

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Solution

The fourth proportional to 36,544.70, 54,812.49 and 10,251.49 is: 15,375.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,544.70 : 54,812.49 = 10,251.49 : x
  2. Step 2: Convert to fraction form
    36,544.70/54,812.49 = 10,251.49/x
  3. Step 3: Cross multiply
    36,544.70x = 54,812.49 × 10,251.49
  4. Step 4: Simplify right side
    36,544.70x = 561,909,780.85
  5. Step 5: Solve for x
    x = 561,909,780.85/36,544.70
  6. Step 6: Final answer
    x = 15,375.96

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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.