Home / 41,421.90-62,132.82-11,839.74

Finding the Fourth Proportional to 41,421.90, 62,132.82 and 11,839.74

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Solution

The fourth proportional to 41,421.90, 62,132.82 and 11,839.74 is: 17,759.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,421.90 : 62,132.82 = 11,839.74 : x
  2. Step 2: Convert to fraction form
    41,421.90/62,132.82 = 11,839.74/x
  3. Step 3: Cross multiply
    41,421.90x = 62,132.82 × 11,839.74
  4. Step 4: Simplify right side
    41,421.90x = 735,636,589.60
  5. Step 5: Solve for x
    x = 735,636,589.60/41,421.90
  6. Step 6: Final answer
    x = 17,759.61

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1.5x scale

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.