Home / 47,517.37-71,291.88-15,930.56

Finding the Fourth Proportional to 47,517.37, 71,291.88 and 15,930.56

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Solution

The fourth proportional to 47,517.37, 71,291.88 and 15,930.56 is: 23,901.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,517.37 : 71,291.88 = 15,930.56 : x
  2. Step 2: Convert to fraction form
    47,517.37/71,291.88 = 15,930.56/x
  3. Step 3: Cross multiply
    47,517.37x = 71,291.88 × 15,930.56
  4. Step 4: Simplify right side
    47,517.37x = 1,135,719,750.08
  5. Step 5: Solve for x
    x = 1,135,719,750.08/47,517.37
  6. Step 6: Final answer
    x = 23,901.15

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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.