Home / 42,208.20-63,323.82-14,132.88

Finding the Fourth Proportional to 42,208.20, 63,323.82 and 14,132.88

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Solution

The fourth proportional to 42,208.20, 63,323.82 and 14,132.88 is: 21,203.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,208.20 : 63,323.82 = 14,132.88 : x
  2. Step 2: Convert to fraction form
    42,208.20/63,323.82 = 14,132.88/x
  3. Step 3: Cross multiply
    42,208.20x = 63,323.82 × 14,132.88
  4. Step 4: Simplify right side
    42,208.20x = 894,947,949.20
  5. Step 5: Solve for x
    x = 894,947,949.20/42,208.20
  6. Step 6: Final answer
    x = 21,203.18

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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.