Home / 20,725.20-31,092.57-5,934.24

Finding the Fourth Proportional to 20,725.20, 31,092.57 and 5,934.24

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Solution

The fourth proportional to 20,725.20, 31,092.57 and 5,934.24 is: 8,902.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,725.20 : 31,092.57 = 5,934.24 : x
  2. Step 2: Convert to fraction form
    20,725.20/31,092.57 = 5,934.24/x
  3. Step 3: Cross multiply
    20,725.20x = 31,092.57 × 5,934.24
  4. Step 4: Simplify right side
    20,725.20x = 184,510,772.60
  5. Step 5: Solve for x
    x = 184,510,772.60/20,725.20
  6. Step 6: Final answer
    x = 8,902.73

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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.