Home / 27,576.72-41,371.56-11,998.80

Finding the Fourth Proportional to 27,576.72, 41,371.56 and 11,998.80

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Solution

The fourth proportional to 27,576.72, 41,371.56 and 11,998.80 is: 18,001.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,576.72 : 41,371.56 = 11,998.80 : x
  2. Step 2: Convert to fraction form
    27,576.72/41,371.56 = 11,998.80/x
  3. Step 3: Cross multiply
    27,576.72x = 41,371.56 × 11,998.80
  4. Step 4: Simplify right side
    27,576.72x = 496,409,074.13
  5. Step 5: Solve for x
    x = 496,409,074.13/27,576.72
  6. Step 6: Final answer
    x = 18,001.02

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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.