Home / 33,232.20-49,781.10-20,713.80

Finding the Fourth Proportional to 33,232.20, 49,781.10 and 20,713.80

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Solution

The fourth proportional to 33,232.20, 49,781.10 and 20,713.80 is: 31,028.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,232.20 : 49,781.10 = 20,713.80 : x
  2. Step 2: Convert to fraction form
    33,232.20/49,781.10 = 20,713.80/x
  3. Step 3: Cross multiply
    33,232.20x = 49,781.10 × 20,713.80
  4. Step 4: Simplify right side
    33,232.20x = 1,031,155,749.18
  5. Step 5: Solve for x
    x = 1,031,155,749.18/33,232.20
  6. Step 6: Final answer
    x = 31,028.81

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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.