Home / 33,422.40-50,144.10-20,109.93

Finding the Fourth Proportional to 33,422.40, 50,144.10 and 20,109.93

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Solution

The fourth proportional to 33,422.40, 50,144.10 and 20,109.93 is: 30,171.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,422.40 : 50,144.10 = 20,109.93 : x
  2. Step 2: Convert to fraction form
    33,422.40/50,144.10 = 20,109.93/x
  3. Step 3: Cross multiply
    33,422.40x = 50,144.10 × 20,109.93
  4. Step 4: Simplify right side
    33,422.40x = 1,008,394,340.91
  5. Step 5: Solve for x
    x = 1,008,394,340.91/33,422.40
  6. Step 6: Final answer
    x = 30,171.21

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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.