Home / 18,942.92-28,414.38-5,795.18

Finding the Fourth Proportional to 18,942.92, 28,414.38 and 5,795.18

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Solution

The fourth proportional to 18,942.92, 28,414.38 and 5,795.18 is: 8,692.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,942.92 : 28,414.38 = 5,795.18 : x
  2. Step 2: Convert to fraction form
    18,942.92/28,414.38 = 5,795.18/x
  3. Step 3: Cross multiply
    18,942.92x = 28,414.38 × 5,795.18
  4. Step 4: Simplify right side
    18,942.92x = 164,666,446.69
  5. Step 5: Solve for x
    x = 164,666,446.69/18,942.92
  6. Step 6: Final answer
    x = 8,692.77

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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.