Home / 29,020.73-43,472.76-15,140.57

Finding the Fourth Proportional to 29,020.73, 43,472.76 and 15,140.57

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Solution

The fourth proportional to 29,020.73, 43,472.76 and 15,140.57 is: 22,680.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,020.73 : 43,472.76 = 15,140.57 : x
  2. Step 2: Convert to fraction form
    29,020.73/43,472.76 = 15,140.57/x
  3. Step 3: Cross multiply
    29,020.73x = 43,472.76 × 15,140.57
  4. Step 4: Simplify right side
    29,020.73x = 658,202,365.87
  5. Step 5: Solve for x
    x = 658,202,365.87/29,020.73
  6. Step 6: Final answer
    x = 22,680.42

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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.