Home / 12,245.24-18,367.78-5,912.73

Finding the Fourth Proportional to 12,245.24, 18,367.78 and 5,912.73

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Solution

The fourth proportional to 12,245.24, 18,367.78 and 5,912.73 is: 8,869.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,245.24 : 18,367.78 = 5,912.73 : x
  2. Step 2: Convert to fraction form
    12,245.24/18,367.78 = 5,912.73/x
  3. Step 3: Cross multiply
    12,245.24x = 18,367.78 × 5,912.73
  4. Step 4: Simplify right side
    12,245.24x = 108,603,723.84
  5. Step 5: Solve for x
    x = 108,603,723.84/12,245.24
  6. Step 6: Final answer
    x = 8,869.06

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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.