Home / 13,793.52-20,690.94-3,933.48

Finding the Fourth Proportional to 13,793.52, 20,690.94 and 3,933.48

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Solution

The fourth proportional to 13,793.52, 20,690.94 and 3,933.48 is: 5,900.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,793.52 : 20,690.94 = 3,933.48 : x
  2. Step 2: Convert to fraction form
    13,793.52/20,690.94 = 3,933.48/x
  3. Step 3: Cross multiply
    13,793.52x = 20,690.94 × 3,933.48
  4. Step 4: Simplify right side
    13,793.52x = 81,387,398.67
  5. Step 5: Solve for x
    x = 81,387,398.67/13,793.52
  6. Step 6: Final answer
    x = 5,900.41

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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.