Home / 33,321.36-49,957.08-20,170.56

Finding the Fourth Proportional to 33,321.36, 49,957.08 and 20,170.56

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Solution

The fourth proportional to 33,321.36, 49,957.08 and 20,170.56 is: 30,240.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,321.36 : 49,957.08 = 20,170.56 : x
  2. Step 2: Convert to fraction form
    33,321.36/49,957.08 = 20,170.56/x
  3. Step 3: Cross multiply
    33,321.36x = 49,957.08 × 20,170.56
  4. Step 4: Simplify right side
    33,321.36x = 1,007,662,279.56
  5. Step 5: Solve for x
    x = 1,007,662,279.56/33,321.36
  6. Step 6: Final answer
    x = 30,240.73

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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.