Home / 22,391.85-33,586.67-8,350.78

Finding the Fourth Proportional to 22,391.85, 33,586.67 and 8,350.78

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Solution

The fourth proportional to 22,391.85, 33,586.67 and 8,350.78 is: 12,525.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,391.85 : 33,586.67 = 8,350.78 : x
  2. Step 2: Convert to fraction form
    22,391.85/33,586.67 = 8,350.78/x
  3. Step 3: Cross multiply
    22,391.85x = 33,586.67 × 8,350.78
  4. Step 4: Simplify right side
    22,391.85x = 280,474,884.84
  5. Step 5: Solve for x
    x = 280,474,884.84/22,391.85
  6. Step 6: Final answer
    x = 12,525.76

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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.