Home / 27,171.62-40,757.56-12,370.18

Finding the Fourth Proportional to 27,171.62, 40,757.56 and 12,370.18

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Solution

The fourth proportional to 27,171.62, 40,757.56 and 12,370.18 is: 18,555.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,171.62 : 40,757.56 = 12,370.18 : x
  2. Step 2: Convert to fraction form
    27,171.62/40,757.56 = 12,370.18/x
  3. Step 3: Cross multiply
    27,171.62x = 40,757.56 × 12,370.18
  4. Step 4: Simplify right side
    27,171.62x = 504,178,353.56
  5. Step 5: Solve for x
    x = 504,178,353.56/27,171.62
  6. Step 6: Final answer
    x = 18,555.33

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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.