Home / 33,331.36-49,972.14-20,180.56

Finding the Fourth Proportional to 33,331.36, 49,972.14 and 20,180.56

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Solution

The fourth proportional to 33,331.36, 49,972.14 and 20,180.56 is: 30,255.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,331.36 : 49,972.14 = 20,180.56 : x
  2. Step 2: Convert to fraction form
    33,331.36/49,972.14 = 20,180.56/x
  3. Step 3: Cross multiply
    33,331.36x = 49,972.14 × 20,180.56
  4. Step 4: Simplify right side
    33,331.36x = 1,008,465,769.60
  5. Step 5: Solve for x
    x = 1,008,465,769.60/33,331.36
  6. Step 6: Final answer
    x = 30,255.76

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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.