Home / 18,446.44-27,658.68-8,587.92

Finding the Fourth Proportional to 18,446.44, 27,658.68 and 8,587.92

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Solution

The fourth proportional to 18,446.44, 27,658.68 and 8,587.92 is: 12,876.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,446.44 : 27,658.68 = 8,587.92 : x
  2. Step 2: Convert to fraction form
    18,446.44/27,658.68 = 8,587.92/x
  3. Step 3: Cross multiply
    18,446.44x = 27,658.68 × 8,587.92
  4. Step 4: Simplify right side
    18,446.44x = 237,530,531.15
  5. Step 5: Solve for x
    x = 237,530,531.15/18,446.44
  6. Step 6: Final answer
    x = 12,876.77

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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.