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Finding the Fourth Proportional to 41,765.70, 62,651.10 and 16,805.70

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Solution

The fourth proportional to 41,765.70, 62,651.10 and 16,805.70 is: 25,209.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,765.70 : 62,651.10 = 16,805.70 : x
  2. Step 2: Convert to fraction form
    41,765.70/62,651.10 = 16,805.70/x
  3. Step 3: Cross multiply
    41,765.70x = 62,651.10 × 16,805.70
  4. Step 4: Simplify right side
    41,765.70x = 1,052,895,591.27
  5. Step 5: Solve for x
    x = 1,052,895,591.27/41,765.70
  6. Step 6: Final answer
    x = 25,209.58

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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.