Home / 12,451.38-18,680.42-5,060.98

Finding the Fourth Proportional to 12,451.38, 18,680.42 and 5,060.98

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Solution

The fourth proportional to 12,451.38, 18,680.42 and 5,060.98 is: 7,592.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,451.38 : 18,680.42 = 5,060.98 : x
  2. Step 2: Convert to fraction form
    12,451.38/18,680.42 = 5,060.98/x
  3. Step 3: Cross multiply
    12,451.38x = 18,680.42 × 5,060.98
  4. Step 4: Simplify right side
    12,451.38x = 94,541,232.01
  5. Step 5: Solve for x
    x = 94,541,232.01/12,451.38
  6. Step 6: Final answer
    x = 7,592.83

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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.