Home / 18,382.06-27,575.82-8,522.33

Finding the Fourth Proportional to 18,382.06, 27,575.82 and 8,522.33

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Solution

The fourth proportional to 18,382.06, 27,575.82 and 8,522.33 is: 12,784.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,382.06 : 27,575.82 = 8,522.33 : x
  2. Step 2: Convert to fraction form
    18,382.06/27,575.82 = 8,522.33/x
  3. Step 3: Cross multiply
    18,382.06x = 27,575.82 × 8,522.33
  4. Step 4: Simplify right side
    18,382.06x = 235,010,238.06
  5. Step 5: Solve for x
    x = 235,010,238.06/18,382.06
  6. Step 6: Final answer
    x = 12,784.76

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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.