Home / 32,872.88-49,294.20-13,134.80

Finding the Fourth Proportional to 32,872.88, 49,294.20 and 13,134.80

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Solution

The fourth proportional to 32,872.88, 49,294.20 and 13,134.80 is: 19,696.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,872.88 : 49,294.20 = 13,134.80 : x
  2. Step 2: Convert to fraction form
    32,872.88/49,294.20 = 13,134.80/x
  3. Step 3: Cross multiply
    32,872.88x = 49,294.20 × 13,134.80
  4. Step 4: Simplify right side
    32,872.88x = 647,469,458.16
  5. Step 5: Solve for x
    x = 647,469,458.16/32,872.88
  6. Step 6: Final answer
    x = 19,696.16

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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.