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Finding the Fourth Proportional to 41,144.76, 61,704.72 and 13,063.68

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Solution

The fourth proportional to 41,144.76, 61,704.72 and 13,063.68 is: 19,591.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,144.76 : 61,704.72 = 13,063.68 : x
  2. Step 2: Convert to fraction form
    41,144.76/61,704.72 = 13,063.68/x
  3. Step 3: Cross multiply
    41,144.76x = 61,704.72 × 13,063.68
  4. Step 4: Simplify right side
    41,144.76x = 806,090,716.57
  5. Step 5: Solve for x
    x = 806,090,716.57/41,144.76
  6. Step 6: Final answer
    x = 19,591.58

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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.