Home / 42,331.02-63,497.43-14,251.92

Finding the Fourth Proportional to 42,331.02, 63,497.43 and 14,251.92

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Solution

The fourth proportional to 42,331.02, 63,497.43 and 14,251.92 is: 21,378.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,331.02 : 63,497.43 = 14,251.92 : x
  2. Step 2: Convert to fraction form
    42,331.02/63,497.43 = 14,251.92/x
  3. Step 3: Cross multiply
    42,331.02x = 63,497.43 × 14,251.92
  4. Step 4: Simplify right side
    42,331.02x = 904,960,292.57
  5. Step 5: Solve for x
    x = 904,960,292.57/42,331.02
  6. Step 6: Final answer
    x = 21,378.18

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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.