Home / 15,352.20-23,025.82-5,489.80

Finding the Fourth Proportional to 15,352.20, 23,025.82 and 5,489.80

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Solution

The fourth proportional to 15,352.20, 23,025.82 and 5,489.80 is: 8,233.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,352.20 : 23,025.82 = 5,489.80 : x
  2. Step 2: Convert to fraction form
    15,352.20/23,025.82 = 5,489.80/x
  3. Step 3: Cross multiply
    15,352.20x = 23,025.82 × 5,489.80
  4. Step 4: Simplify right side
    15,352.20x = 126,407,146.64
  5. Step 5: Solve for x
    x = 126,407,146.64/15,352.20
  6. Step 6: Final answer
    x = 8,233.81

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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.