Home / 18,040.11-27,060.64-8,550.21

Finding the Fourth Proportional to 18,040.11, 27,060.64 and 8,550.21

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Solution

The fourth proportional to 18,040.11, 27,060.64 and 8,550.21 is: 12,825.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,040.11 : 27,060.64 = 8,550.21 : x
  2. Step 2: Convert to fraction form
    18,040.11/27,060.64 = 8,550.21/x
  3. Step 3: Cross multiply
    18,040.11x = 27,060.64 × 8,550.21
  4. Step 4: Simplify right side
    18,040.11x = 231,374,154.73
  5. Step 5: Solve for x
    x = 231,374,154.73/18,040.11
  6. Step 6: Final answer
    x = 12,825.54

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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.