Home / 20,546.44-30,824.88-5,755.42

Finding the Fourth Proportional to 20,546.44, 30,824.88 and 5,755.42

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Solution

The fourth proportional to 20,546.44, 30,824.88 and 5,755.42 is: 8,634.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,546.44 : 30,824.88 = 5,755.42 : x
  2. Step 2: Convert to fraction form
    20,546.44/30,824.88 = 5,755.42/x
  3. Step 3: Cross multiply
    20,546.44x = 30,824.88 × 5,755.42
  4. Step 4: Simplify right side
    20,546.44x = 177,410,130.85
  5. Step 5: Solve for x
    x = 177,410,130.85/20,546.44
  6. Step 6: Final answer
    x = 8,634.59

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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.