Home / 22,811.70-34,234.92-18,380.19

Finding the Fourth Proportional to 22,811.70, 34,234.92 and 18,380.19

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Solution

The fourth proportional to 22,811.70, 34,234.92 and 18,380.19 is: 27,584.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,811.70 : 34,234.92 = 18,380.19 : x
  2. Step 2: Convert to fraction form
    22,811.70/34,234.92 = 18,380.19/x
  3. Step 3: Cross multiply
    22,811.70x = 34,234.92 × 18,380.19
  4. Step 4: Simplify right side
    22,811.70x = 629,244,334.23
  5. Step 5: Solve for x
    x = 629,244,334.23/22,811.70
  6. Step 6: Final answer
    x = 27,584.28

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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.