Home / 27,211.18-40,832.52-11,414.80

Finding the Fourth Proportional to 27,211.18, 40,832.52 and 11,414.80

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Solution

The fourth proportional to 27,211.18, 40,832.52 and 11,414.80 is: 17,128.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,211.18 : 40,832.52 = 11,414.80 : x
  2. Step 2: Convert to fraction form
    27,211.18/40,832.52 = 11,414.80/x
  3. Step 3: Cross multiply
    27,211.18x = 40,832.52 × 11,414.80
  4. Step 4: Simplify right side
    27,211.18x = 466,095,049.30
  5. Step 5: Solve for x
    x = 466,095,049.30/27,211.18
  6. Step 6: Final answer
    x = 17,128.81

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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.