Home / 41,421.60-62,121.98-11,839.59

Finding the Fourth Proportional to 41,421.60, 62,121.98 and 11,839.59

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Solution

The fourth proportional to 41,421.60, 62,121.98 and 11,839.59 is: 17,756.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,421.60 : 62,121.98 = 11,839.59 : x
  2. Step 2: Convert to fraction form
    41,421.60/62,121.98 = 11,839.59/x
  3. Step 3: Cross multiply
    41,421.60x = 62,121.98 × 11,839.59
  4. Step 4: Simplify right side
    41,421.60x = 735,498,713.99
  5. Step 5: Solve for x
    x = 735,498,713.99/41,421.60
  6. Step 6: Final answer
    x = 17,756.41

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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.