Home / 18,330.96-27,493.20-5,183.04

Finding the Fourth Proportional to 18,330.96, 27,493.20 and 5,183.04

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Solution

The fourth proportional to 18,330.96, 27,493.20 and 5,183.04 is: 7,773.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,330.96 : 27,493.20 = 5,183.04 : x
  2. Step 2: Convert to fraction form
    18,330.96/27,493.20 = 5,183.04/x
  3. Step 3: Cross multiply
    18,330.96x = 27,493.20 × 5,183.04
  4. Step 4: Simplify right side
    18,330.96x = 142,498,355.33
  5. Step 5: Solve for x
    x = 142,498,355.33/18,330.96
  6. Step 6: Final answer
    x = 7,773.64

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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.