Home / 47,583.20-71,354.16-25,391.72

Finding the Fourth Proportional to 47,583.20, 71,354.16 and 25,391.72

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Solution

The fourth proportional to 47,583.20, 71,354.16 and 25,391.72 is: 38,076.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,583.20 : 71,354.16 = 25,391.72 : x
  2. Step 2: Convert to fraction form
    47,583.20/71,354.16 = 25,391.72/x
  3. Step 3: Cross multiply
    47,583.20x = 71,354.16 × 25,391.72
  4. Step 4: Simplify right side
    47,583.20x = 1,811,804,851.56
  5. Step 5: Solve for x
    x = 1,811,804,851.56/47,583.20
  6. Step 6: Final answer
    x = 38,076.57

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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.