Home / 17,449.83-26,170.11-7,586.78

Finding the Fourth Proportional to 17,449.83, 26,170.11 and 7,586.78

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Solution

The fourth proportional to 17,449.83, 26,170.11 and 7,586.78 is: 11,378.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,449.83 : 26,170.11 = 7,586.78 : x
  2. Step 2: Convert to fraction form
    17,449.83/26,170.11 = 7,586.78/x
  3. Step 3: Cross multiply
    17,449.83x = 26,170.11 × 7,586.78
  4. Step 4: Simplify right side
    17,449.83x = 198,546,736.30
  5. Step 5: Solve for x
    x = 198,546,736.30/17,449.83
  6. Step 6: Final answer
    x = 11,378.15

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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.