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Finding the Fourth Proportional to 28,793.82, 43,157.97 and 17,524.30

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Solution

The fourth proportional to 28,793.82, 43,157.97 and 17,524.30 is: 26,266.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,793.82 : 43,157.97 = 17,524.30 : x
  2. Step 2: Convert to fraction form
    28,793.82/43,157.97 = 17,524.30/x
  3. Step 3: Cross multiply
    28,793.82x = 43,157.97 × 17,524.30
  4. Step 4: Simplify right side
    28,793.82x = 756,313,105.78
  5. Step 5: Solve for x
    x = 756,313,105.78/28,793.82
  6. Step 6: Final answer
    x = 26,266.51

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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.