Home / 33,793.40-50,685.30-10,422.20

Finding the Fourth Proportional to 33,793.40, 50,685.30 and 10,422.20

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Solution

The fourth proportional to 33,793.40, 50,685.30 and 10,422.20 is: 15,631.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,793.40 : 50,685.30 = 10,422.20 : x
  2. Step 2: Convert to fraction form
    33,793.40/50,685.30 = 10,422.20/x
  3. Step 3: Cross multiply
    33,793.40x = 50,685.30 × 10,422.20
  4. Step 4: Simplify right side
    33,793.40x = 528,252,333.66
  5. Step 5: Solve for x
    x = 528,252,333.66/33,793.40
  6. Step 6: Final answer
    x = 15,631.82

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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.