Home / 12,832.20-19,248.30-11,301.30

Finding the Fourth Proportional to 12,832.20, 19,248.30 and 11,301.30

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Solution

The fourth proportional to 12,832.20, 19,248.30 and 11,301.30 is: 16,951.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,832.20 : 19,248.30 = 11,301.30 : x
  2. Step 2: Convert to fraction form
    12,832.20/19,248.30 = 11,301.30/x
  3. Step 3: Cross multiply
    12,832.20x = 19,248.30 × 11,301.30
  4. Step 4: Simplify right side
    12,832.20x = 217,530,812.79
  5. Step 5: Solve for x
    x = 217,530,812.79/12,832.20
  6. Step 6: Final answer
    x = 16,951.95

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Similar ratio
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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.