Home / 21,631.94-32,452.24-9,151.92

Finding the Fourth Proportional to 21,631.94, 32,452.24 and 9,151.92

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Solution

The fourth proportional to 21,631.94, 32,452.24 and 9,151.92 is: 13,729.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,631.94 : 32,452.24 = 9,151.92 : x
  2. Step 2: Convert to fraction form
    21,631.94/32,452.24 = 9,151.92/x
  3. Step 3: Cross multiply
    21,631.94x = 32,452.24 × 9,151.92
  4. Step 4: Simplify right side
    21,631.94x = 297,000,304.30
  5. Step 5: Solve for x
    x = 297,000,304.30/21,631.94
  6. Step 6: Final answer
    x = 13,729.71

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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.