Home / 13,331.38-19,997.27-4,446.56

Finding the Fourth Proportional to 13,331.38, 19,997.27 and 4,446.56

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Solution

The fourth proportional to 13,331.38, 19,997.27 and 4,446.56 is: 6,669.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,331.38 : 19,997.27 = 4,446.56 : x
  2. Step 2: Convert to fraction form
    13,331.38/19,997.27 = 4,446.56/x
  3. Step 3: Cross multiply
    13,331.38x = 19,997.27 × 4,446.56
  4. Step 4: Simplify right side
    13,331.38x = 88,919,060.89
  5. Step 5: Solve for x
    x = 88,919,060.89/13,331.38
  6. Step 6: Final answer
    x = 6,669.91

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Similar ratio
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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.