Home / 21,373.27-32,073.67-11,519.42

Finding the Fourth Proportional to 21,373.27, 32,073.67 and 11,519.42

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Solution

The fourth proportional to 21,373.27, 32,073.67 and 11,519.42 is: 17,286.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,373.27 : 32,073.67 = 11,519.42 : x
  2. Step 2: Convert to fraction form
    21,373.27/32,073.67 = 11,519.42/x
  3. Step 3: Cross multiply
    21,373.27x = 32,073.67 × 11,519.42
  4. Step 4: Simplify right side
    21,373.27x = 369,469,929.70
  5. Step 5: Solve for x
    x = 369,469,929.70/21,373.27
  6. Step 6: Final answer
    x = 17,286.54

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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.