Home / 16,912.40-25,353.24-6,531.92

Finding the Fourth Proportional to 16,912.40, 25,353.24 and 6,531.92

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Solution

The fourth proportional to 16,912.40, 25,353.24 and 6,531.92 is: 9,791.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,912.40 : 25,353.24 = 6,531.92 : x
  2. Step 2: Convert to fraction form
    16,912.40/25,353.24 = 6,531.92/x
  3. Step 3: Cross multiply
    16,912.40x = 25,353.24 × 6,531.92
  4. Step 4: Simplify right side
    16,912.40x = 165,605,335.42
  5. Step 5: Solve for x
    x = 165,605,335.42/16,912.40
  6. Step 6: Final answer
    x = 9,791.95

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1.5x scale

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.