Home / 41,243.76-61,865.10-10,079.28

Finding the Fourth Proportional to 41,243.76, 61,865.10 and 10,079.28

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Solution

The fourth proportional to 41,243.76, 61,865.10 and 10,079.28 is: 15,118.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,243.76 : 61,865.10 = 10,079.28 : x
  2. Step 2: Convert to fraction form
    41,243.76/61,865.10 = 10,079.28/x
  3. Step 3: Cross multiply
    41,243.76x = 61,865.10 × 10,079.28
  4. Step 4: Simplify right side
    41,243.76x = 623,555,665.13
  5. Step 5: Solve for x
    x = 623,555,665.13/41,243.76
  6. Step 6: Final answer
    x = 15,118.79

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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.