Home / 42,344.97-63,494.73-14,255.66

Finding the Fourth Proportional to 42,344.97, 63,494.73 and 14,255.66

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Solution

The fourth proportional to 42,344.97, 63,494.73 and 14,255.66 is: 21,375.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,344.97 : 63,494.73 = 14,255.66 : x
  2. Step 2: Convert to fraction form
    42,344.97/63,494.73 = 14,255.66/x
  3. Step 3: Cross multiply
    42,344.97x = 63,494.73 × 14,255.66
  4. Step 4: Simplify right side
    42,344.97x = 905,158,965.20
  5. Step 5: Solve for x
    x = 905,158,965.20/42,344.97
  6. Step 6: Final answer
    x = 21,375.83

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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.