Home / 22,190.76-33,286.14-9,040.82

Finding the Fourth Proportional to 22,190.76, 33,286.14 and 9,040.82

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Solution

The fourth proportional to 22,190.76, 33,286.14 and 9,040.82 is: 13,561.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,190.76 : 33,286.14 = 9,040.82 : x
  2. Step 2: Convert to fraction form
    22,190.76/33,286.14 = 9,040.82/x
  3. Step 3: Cross multiply
    22,190.76x = 33,286.14 × 9,040.82
  4. Step 4: Simplify right side
    22,190.76x = 300,933,833.80
  5. Step 5: Solve for x
    x = 300,933,833.80/22,190.76
  6. Step 6: Final answer
    x = 13,561.22

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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.