Home / 38,062.49-57,099.20-11,769.28

Finding the Fourth Proportional to 38,062.49, 57,099.20 and 11,769.28

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Solution

The fourth proportional to 38,062.49, 57,099.20 and 11,769.28 is: 17,655.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,062.49 : 57,099.20 = 11,769.28 : x
  2. Step 2: Convert to fraction form
    38,062.49/57,099.20 = 11,769.28/x
  3. Step 3: Cross multiply
    38,062.49x = 57,099.20 × 11,769.28
  4. Step 4: Simplify right side
    38,062.49x = 672,016,472.58
  5. Step 5: Solve for x
    x = 672,016,472.58/38,062.49
  6. Step 6: Final answer
    x = 17,655.61

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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.