Home / 18,942.73-28,414.06-5,795.11

Finding the Fourth Proportional to 18,942.73, 28,414.06 and 5,795.11

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Solution

The fourth proportional to 18,942.73, 28,414.06 and 5,795.11 is: 8,692.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,942.73 : 28,414.06 = 5,795.11 : x
  2. Step 2: Convert to fraction form
    18,942.73/28,414.06 = 5,795.11/x
  3. Step 3: Cross multiply
    18,942.73x = 28,414.06 × 5,795.11
  4. Step 4: Simplify right side
    18,942.73x = 164,662,624.28
  5. Step 5: Solve for x
    x = 164,662,624.28/18,942.73
  6. Step 6: Final answer
    x = 8,692.66

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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.