Home / 23,180.38-34,755.21-8,387.37

Finding the Fourth Proportional to 23,180.38, 34,755.21 and 8,387.37

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Solution

The fourth proportional to 23,180.38, 34,755.21 and 8,387.37 is: 12,575.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,180.38 : 34,755.21 = 8,387.37 : x
  2. Step 2: Convert to fraction form
    23,180.38/34,755.21 = 8,387.37/x
  3. Step 3: Cross multiply
    23,180.38x = 34,755.21 × 8,387.37
  4. Step 4: Simplify right side
    23,180.38x = 291,504,936.03
  5. Step 5: Solve for x
    x = 291,504,936.03/23,180.38
  6. Step 6: Final answer
    x = 12,575.50

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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.