Home / 33,793.12-50,684.36-21,274.82

Finding the Fourth Proportional to 33,793.12, 50,684.36 and 21,274.82

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Solution

The fourth proportional to 33,793.12, 50,684.36 and 21,274.82 is: 31,908.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,793.12 : 50,684.36 = 21,274.82 : x
  2. Step 2: Convert to fraction form
    33,793.12/50,684.36 = 21,274.82/x
  3. Step 3: Cross multiply
    33,793.12x = 50,684.36 × 21,274.82
  4. Step 4: Simplify right side
    33,793.12x = 1,078,300,525.92
  5. Step 5: Solve for x
    x = 1,078,300,525.92/33,793.12
  6. Step 6: Final answer
    x = 31,908.88

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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.