Home / 41,757.62-62,634.80-13,679.78

Finding the Fourth Proportional to 41,757.62, 62,634.80 and 13,679.78

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Solution

The fourth proportional to 41,757.62, 62,634.80 and 13,679.78 is: 20,519.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,757.62 : 62,634.80 = 13,679.78 : x
  2. Step 2: Convert to fraction form
    41,757.62/62,634.80 = 13,679.78/x
  3. Step 3: Cross multiply
    41,757.62x = 62,634.80 × 13,679.78
  4. Step 4: Simplify right side
    41,757.62x = 856,830,005.37
  5. Step 5: Solve for x
    x = 856,830,005.37/41,757.62
  6. Step 6: Final answer
    x = 20,519.13

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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.