Home / 42,581.44-63,872.56-14,879.52

Finding the Fourth Proportional to 42,581.44, 63,872.56 and 14,879.52

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Solution

The fourth proportional to 42,581.44, 63,872.56 and 14,879.52 is: 22,319.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,581.44 : 63,872.56 = 14,879.52 : x
  2. Step 2: Convert to fraction form
    42,581.44/63,872.56 = 14,879.52/x
  3. Step 3: Cross multiply
    42,581.44x = 63,872.56 × 14,879.52
  4. Step 4: Simplify right side
    42,581.44x = 950,393,033.97
  5. Step 5: Solve for x
    x = 950,393,033.97/42,581.44
  6. Step 6: Final answer
    x = 22,319.42

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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.