Home / 38,481.14-57,721.71-10,399.04

Finding the Fourth Proportional to 38,481.14, 57,721.71 and 10,399.04

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Solution

The fourth proportional to 38,481.14, 57,721.71 and 10,399.04 is: 15,598.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,481.14 : 57,721.71 = 10,399.04 : x
  2. Step 2: Convert to fraction form
    38,481.14/57,721.71 = 10,399.04/x
  3. Step 3: Cross multiply
    38,481.14x = 57,721.71 × 10,399.04
  4. Step 4: Simplify right side
    38,481.14x = 600,250,082.55
  5. Step 5: Solve for x
    x = 600,250,082.55/38,481.14
  6. Step 6: Final answer
    x = 15,598.55

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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.