Home / 33,321.65-49,957.78-20,170.91

Finding the Fourth Proportional to 33,321.65, 49,957.78 and 20,170.91

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Solution

The fourth proportional to 33,321.65, 49,957.78 and 20,170.91 is: 30,241.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,321.65 : 49,957.78 = 20,170.91 : x
  2. Step 2: Convert to fraction form
    33,321.65/49,957.78 = 20,170.91/x
  3. Step 3: Cross multiply
    33,321.65x = 49,957.78 × 20,170.91
  4. Step 4: Simplify right side
    33,321.65x = 1,007,693,583.96
  5. Step 5: Solve for x
    x = 1,007,693,583.96/33,321.65
  6. Step 6: Final answer
    x = 30,241.41

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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.