Home / 12,228.23-18,344.97-3,794.56

Finding the Fourth Proportional to 12,228.23, 18,344.97 and 3,794.56

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Solution

The fourth proportional to 12,228.23, 18,344.97 and 3,794.56 is: 5,692.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,228.23 : 18,344.97 = 3,794.56 : x
  2. Step 2: Convert to fraction form
    12,228.23/18,344.97 = 3,794.56/x
  3. Step 3: Cross multiply
    12,228.23x = 18,344.97 × 3,794.56
  4. Step 4: Simplify right side
    12,228.23x = 69,611,057.73
  5. Step 5: Solve for x
    x = 69,611,057.73/12,228.23
  6. Step 6: Final answer
    x = 5,692.65

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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.