Home / 47,517.16-71,291.56-15,930.34

Finding the Fourth Proportional to 47,517.16, 71,291.56 and 15,930.34

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Solution

The fourth proportional to 47,517.16, 71,291.56 and 15,930.34 is: 23,900.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,517.16 : 71,291.56 = 15,930.34 : x
  2. Step 2: Convert to fraction form
    47,517.16/71,291.56 = 15,930.34/x
  3. Step 3: Cross multiply
    47,517.16x = 71,291.56 × 15,930.34
  4. Step 4: Simplify right side
    47,517.16x = 1,135,698,433.47
  5. Step 5: Solve for x
    x = 1,135,698,433.47/47,517.16
  6. Step 6: Final answer
    x = 23,900.81

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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.