Home / 23,180.30-34,755.08-8,387.26

Finding the Fourth Proportional to 23,180.30, 34,755.08 and 8,387.26

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Solution

The fourth proportional to 23,180.30, 34,755.08 and 8,387.26 is: 12,575.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,180.30 : 34,755.08 = 8,387.26 : x
  2. Step 2: Convert to fraction form
    23,180.30/34,755.08 = 8,387.26/x
  3. Step 3: Cross multiply
    23,180.30x = 34,755.08 × 8,387.26
  4. Step 4: Simplify right side
    23,180.30x = 291,499,892.28
  5. Step 5: Solve for x
    x = 291,499,892.28/23,180.30
  6. Step 6: Final answer
    x = 12,575.33

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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.