Home / 38,273.38-57,332.31-19,766.50

Finding the Fourth Proportional to 38,273.38, 57,332.31 and 19,766.50

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Solution

The fourth proportional to 38,273.38, 57,332.31 and 19,766.50 is: 29,609.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,273.38 : 57,332.31 = 19,766.50 : x
  2. Step 2: Convert to fraction form
    38,273.38/57,332.31 = 19,766.50/x
  3. Step 3: Cross multiply
    38,273.38x = 57,332.31 × 19,766.50
  4. Step 4: Simplify right side
    38,273.38x = 1,133,259,105.62
  5. Step 5: Solve for x
    x = 1,133,259,105.62/38,273.38
  6. Step 6: Final answer
    x = 29,609.59

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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.