Home / 16,623.28-22,949.22-11,249.74

Finding the Fourth Proportional to 16,623.28, 22,949.22 and 11,249.74

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Solution

The fourth proportional to 16,623.28, 22,949.22 and 11,249.74 is: 15,530.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,623.28 : 22,949.22 = 11,249.74 : x
  2. Step 2: Convert to fraction form
    16,623.28/22,949.22 = 11,249.74/x
  3. Step 3: Cross multiply
    16,623.28x = 22,949.22 × 11,249.74
  4. Step 4: Simplify right side
    16,623.28x = 258,172,758.20
  5. Step 5: Solve for x
    x = 258,172,758.20/16,623.28
  6. Step 6: Final answer
    x = 15,530.80

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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.