Home / 23,218.88-32,044.04-13,149.10

Finding the Fourth Proportional to 23,218.88, 32,044.04 and 13,149.10

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Solution

The fourth proportional to 23,218.88, 32,044.04 and 13,149.10 is: 18,146.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,218.88 : 32,044.04 = 13,149.10 : x
  2. Step 2: Convert to fraction form
    23,218.88/32,044.04 = 13,149.10/x
  3. Step 3: Cross multiply
    23,218.88x = 32,044.04 × 13,149.10
  4. Step 4: Simplify right side
    23,218.88x = 421,350,286.36
  5. Step 5: Solve for x
    x = 421,350,286.36/23,218.88
  6. Step 6: Final answer
    x = 18,146.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.