Home / 15,001.83-22,505.82-5,141.88

Finding the Fourth Proportional to 15,001.83, 22,505.82 and 5,141.88

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Solution

The fourth proportional to 15,001.83, 22,505.82 and 5,141.88 is: 7,713.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,001.83 : 22,505.82 = 5,141.88 : x
  2. Step 2: Convert to fraction form
    15,001.83/22,505.82 = 5,141.88/x
  3. Step 3: Cross multiply
    15,001.83x = 22,505.82 × 5,141.88
  4. Step 4: Simplify right side
    15,001.83x = 115,722,249.84
  5. Step 5: Solve for x
    x = 115,722,249.84/15,001.83
  6. Step 6: Final answer
    x = 7,713.87

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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.