Home / 13,879.26-20,824.35-6,082.61

Finding the Fourth Proportional to 13,879.26, 20,824.35 and 6,082.61

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Solution

The fourth proportional to 13,879.26, 20,824.35 and 6,082.61 is: 9,126.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,879.26 : 20,824.35 = 6,082.61 : x
  2. Step 2: Convert to fraction form
    13,879.26/20,824.35 = 6,082.61/x
  3. Step 3: Cross multiply
    13,879.26x = 20,824.35 × 6,082.61
  4. Step 4: Simplify right side
    13,879.26x = 126,666,295.43
  5. Step 5: Solve for x
    x = 126,666,295.43/13,879.26
  6. Step 6: Final answer
    x = 9,126.30

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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.