Home / 27,571.66-41,378.40-20,195.26

Finding the Fourth Proportional to 27,571.66, 41,378.40 and 20,195.26

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Solution

The fourth proportional to 27,571.66, 41,378.40 and 20,195.26 is: 30,308.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,571.66 : 41,378.40 = 20,195.26 : x
  2. Step 2: Convert to fraction form
    27,571.66/41,378.40 = 20,195.26/x
  3. Step 3: Cross multiply
    27,571.66x = 41,378.40 × 20,195.26
  4. Step 4: Simplify right side
    27,571.66x = 835,647,546.38
  5. Step 5: Solve for x
    x = 835,647,546.38/27,571.66
  6. Step 6: Final answer
    x = 30,308.21

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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.