Home / 25,672.22-38,517.87-15,697.41

Finding the Fourth Proportional to 25,672.22, 38,517.87 and 15,697.41

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Solution

The fourth proportional to 25,672.22, 38,517.87 and 15,697.41 is: 23,551.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,672.22 : 38,517.87 = 15,697.41 : x
  2. Step 2: Convert to fraction form
    25,672.22/38,517.87 = 15,697.41/x
  3. Step 3: Cross multiply
    25,672.22x = 38,517.87 × 15,697.41
  4. Step 4: Simplify right side
    25,672.22x = 604,630,797.72
  5. Step 5: Solve for x
    x = 604,630,797.72/25,672.22
  6. Step 6: Final answer
    x = 23,551.95

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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.