Home / 38,474.19-57,710.68-19,743.41

Finding the Fourth Proportional to 38,474.19, 57,710.68 and 19,743.41

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Solution

The fourth proportional to 38,474.19, 57,710.68 and 19,743.41 is: 29,614.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,474.19 : 57,710.68 = 19,743.41 : x
  2. Step 2: Convert to fraction form
    38,474.19/57,710.68 = 19,743.41/x
  3. Step 3: Cross multiply
    38,474.19x = 57,710.68 × 19,743.41
  4. Step 4: Simplify right side
    38,474.19x = 1,139,405,711.54
  5. Step 5: Solve for x
    x = 1,139,405,711.54/38,474.19
  6. Step 6: Final answer
    x = 29,614.81

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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.