Home / 33,793.20-50,689.80-31,715.55

Finding the Fourth Proportional to 33,793.20, 50,689.80 and 31,715.55

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Solution

The fourth proportional to 33,793.20, 50,689.80 and 31,715.55 is: 47,573.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,793.20 : 50,689.80 = 31,715.55 : x
  2. Step 2: Convert to fraction form
    33,793.20/50,689.80 = 31,715.55/x
  3. Step 3: Cross multiply
    33,793.20x = 50,689.80 × 31,715.55
  4. Step 4: Simplify right side
    33,793.20x = 1,607,654,886.39
  5. Step 5: Solve for x
    x = 1,607,654,886.39/33,793.20
  6. Step 6: Final answer
    x = 47,573.33

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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.