Home / 42,191.97-63,275.19-14,104.82

Finding the Fourth Proportional to 42,191.97, 63,275.19 and 14,104.82

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Solution

The fourth proportional to 42,191.97, 63,275.19 and 14,104.82 is: 21,152.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,191.97 : 63,275.19 = 14,104.82 : x
  2. Step 2: Convert to fraction form
    42,191.97/63,275.19 = 14,104.82/x
  3. Step 3: Cross multiply
    42,191.97x = 63,275.19 × 14,104.82
  4. Step 4: Simplify right side
    42,191.97x = 892,484,849.04
  5. Step 5: Solve for x
    x = 892,484,849.04/42,191.97
  6. Step 6: Final answer
    x = 21,152.96

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1.5x scale

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.