Home / 15,708.28-23,553.52-5,175.48

Finding the Fourth Proportional to 15,708.28, 23,553.52 and 5,175.48

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Solution

The fourth proportional to 15,708.28, 23,553.52 and 5,175.48 is: 7,760.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,708.28 : 23,553.52 = 5,175.48 : x
  2. Step 2: Convert to fraction form
    15,708.28/23,553.52 = 5,175.48/x
  3. Step 3: Cross multiply
    15,708.28x = 23,553.52 × 5,175.48
  4. Step 4: Simplify right side
    15,708.28x = 121,900,771.69
  5. Step 5: Solve for x
    x = 121,900,771.69/15,708.28
  6. Step 6: Final answer
    x = 7,760.29

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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.