Home / 13,793.03-20,690.24-3,933.77

Finding the Fourth Proportional to 13,793.03, 20,690.24 and 3,933.77

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Solution

The fourth proportional to 13,793.03, 20,690.24 and 3,933.77 is: 5,900.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,793.03 : 20,690.24 = 3,933.77 : x
  2. Step 2: Convert to fraction form
    13,793.03/20,690.24 = 3,933.77/x
  3. Step 3: Cross multiply
    13,793.03x = 20,690.24 × 3,933.77
  4. Step 4: Simplify right side
    13,793.03x = 81,390,625.74
  5. Step 5: Solve for x
    x = 81,390,625.74/13,793.03
  6. Step 6: Final answer
    x = 5,900.85

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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.