Home / 51,793.92-71,470.56-29,127.60

Finding the Fourth Proportional to 51,793.92, 71,470.56 and 29,127.60

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Solution

The fourth proportional to 51,793.92, 71,470.56 and 29,127.60 is: 40,193.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,793.92 : 71,470.56 = 29,127.60 : x
  2. Step 2: Convert to fraction form
    51,793.92/71,470.56 = 29,127.60/x
  3. Step 3: Cross multiply
    51,793.92x = 71,470.56 × 29,127.60
  4. Step 4: Simplify right side
    51,793.92x = 2,081,765,883.46
  5. Step 5: Solve for x
    x = 2,081,765,883.46/51,793.92
  6. Step 6: Final answer
    x = 40,193.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.