Home / 16,151.04-22,281.68-11,665

Finding the Fourth Proportional to 16,151.04, 22,281.68 and 11,665

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Solution

The fourth proportional to 16,151.04, 22,281.68 and 11,665 is: 16,092.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,151.04 : 22,281.68 = 11,665 : x
  2. Step 2: Convert to fraction form
    16,151.04/22,281.68 = 11,665/x
  3. Step 3: Cross multiply
    16,151.04x = 22,281.68 × 11,665
  4. Step 4: Simplify right side
    16,151.04x = 259,915,797.20
  5. Step 5: Solve for x
    x = 259,915,797.20/16,151.04
  6. Step 6: Final answer
    x = 16,092.82

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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.