Home / 38,620.38-57,930.92-15,246.81

Finding the Fourth Proportional to 38,620.38, 57,930.92 and 15,246.81

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Solution

The fourth proportional to 38,620.38, 57,930.92 and 15,246.81 is: 22,870.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,620.38 : 57,930.92 = 15,246.81 : x
  2. Step 2: Convert to fraction form
    38,620.38/57,930.92 = 15,246.81/x
  3. Step 3: Cross multiply
    38,620.38x = 57,930.92 × 15,246.81
  4. Step 4: Simplify right side
    38,620.38x = 883,261,837.08
  5. Step 5: Solve for x
    x = 883,261,837.08/38,620.38
  6. Step 6: Final answer
    x = 22,870.36

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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.