Home / 27,211.28-40,817.13-7,490.92

Finding the Fourth Proportional to 27,211.28, 40,817.13 and 7,490.92

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Solution

The fourth proportional to 27,211.28, 40,817.13 and 7,490.92 is: 11,236.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,211.28 : 40,817.13 = 7,490.92 : x
  2. Step 2: Convert to fraction form
    27,211.28/40,817.13 = 7,490.92/x
  3. Step 3: Cross multiply
    27,211.28x = 40,817.13 × 7,490.92
  4. Step 4: Simplify right side
    27,211.28x = 305,757,855.46
  5. Step 5: Solve for x
    x = 305,757,855.46/27,211.28
  6. Step 6: Final answer
    x = 11,236.44

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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.