Home / 16,658.12-22,956.41-11,934.20

Finding the Fourth Proportional to 16,658.12, 22,956.41 and 11,934.20

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Solution

The fourth proportional to 16,658.12, 22,956.41 and 11,934.20 is: 16,446.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,658.12 : 22,956.41 = 11,934.20 : x
  2. Step 2: Convert to fraction form
    16,658.12/22,956.41 = 11,934.20/x
  3. Step 3: Cross multiply
    16,658.12x = 22,956.41 × 11,934.20
  4. Step 4: Simplify right side
    16,658.12x = 273,966,475.45
  5. Step 5: Solve for x
    x = 273,966,475.45/16,658.12
  6. Step 6: Final answer
    x = 16,446.42

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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.