Home / 15,672.20-23,508.31-3,825.95

Finding the Fourth Proportional to 15,672.20, 23,508.31 and 3,825.95

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Solution

The fourth proportional to 15,672.20, 23,508.31 and 3,825.95 is: 5,738.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,672.20 : 23,508.31 = 3,825.95 : x
  2. Step 2: Convert to fraction form
    15,672.20/23,508.31 = 3,825.95/x
  3. Step 3: Cross multiply
    15,672.20x = 23,508.31 × 3,825.95
  4. Step 4: Simplify right side
    15,672.20x = 89,941,667.85
  5. Step 5: Solve for x
    x = 89,941,667.85/15,672.20
  6. Step 6: Final answer
    x = 5,738.93

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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.