Home / 16,245.22-24,348.20-7,912.75

Finding the Fourth Proportional to 16,245.22, 24,348.20 and 7,912.75

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Solution

The fourth proportional to 16,245.22, 24,348.20 and 7,912.75 is: 11,859.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,245.22 : 24,348.20 = 7,912.75 : x
  2. Step 2: Convert to fraction form
    16,245.22/24,348.20 = 7,912.75/x
  3. Step 3: Cross multiply
    16,245.22x = 24,348.20 × 7,912.75
  4. Step 4: Simplify right side
    16,245.22x = 192,661,219.55
  5. Step 5: Solve for x
    x = 192,661,219.55/16,245.22
  6. Step 6: Final answer
    x = 11,859.56

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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.