Home / 20,001.44-29,939.22-13,724.76

Finding the Fourth Proportional to 20,001.44, 29,939.22 and 13,724.76

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Solution

The fourth proportional to 20,001.44, 29,939.22 and 13,724.76 is: 20,543.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,001.44 : 29,939.22 = 13,724.76 : x
  2. Step 2: Convert to fraction form
    20,001.44/29,939.22 = 13,724.76/x
  3. Step 3: Cross multiply
    20,001.44x = 29,939.22 × 13,724.76
  4. Step 4: Simplify right side
    20,001.44x = 410,908,609.09
  5. Step 5: Solve for x
    x = 410,908,609.09/20,001.44
  6. Step 6: Final answer
    x = 20,543.95

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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.