Home / 16,872.22-25,305.97-9,275.88

Finding the Fourth Proportional to 16,872.22, 25,305.97 and 9,275.88

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Solution

The fourth proportional to 16,872.22, 25,305.97 and 9,275.88 is: 13,912.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,872.22 : 25,305.97 = 9,275.88 : x
  2. Step 2: Convert to fraction form
    16,872.22/25,305.97 = 9,275.88/x
  3. Step 3: Cross multiply
    16,872.22x = 25,305.97 × 9,275.88
  4. Step 4: Simplify right side
    16,872.22x = 234,735,141.00
  5. Step 5: Solve for x
    x = 234,735,141.00/16,872.22
  6. Step 6: Final answer
    x = 13,912.52

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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.