Home / 23,183.28-34,781.38-7,611.84

Finding the Fourth Proportional to 23,183.28, 34,781.38 and 7,611.84

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Solution

The fourth proportional to 23,183.28, 34,781.38 and 7,611.84 is: 11,419.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,183.28 : 34,781.38 = 7,611.84 : x
  2. Step 2: Convert to fraction form
    23,183.28/34,781.38 = 7,611.84/x
  3. Step 3: Cross multiply
    23,183.28x = 34,781.38 × 7,611.84
  4. Step 4: Simplify right side
    23,183.28x = 264,750,299.54
  5. Step 5: Solve for x
    x = 264,750,299.54/23,183.28
  6. Step 6: Final answer
    x = 11,419.88

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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.