Home / 26,954.20-40,431.30-17,104.60

Finding the Fourth Proportional to 26,954.20, 40,431.30 and 17,104.60

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Solution

The fourth proportional to 26,954.20, 40,431.30 and 17,104.60 is: 25,656.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,954.20 : 40,431.30 = 17,104.60 : x
  2. Step 2: Convert to fraction form
    26,954.20/40,431.30 = 17,104.60/x
  3. Step 3: Cross multiply
    26,954.20x = 40,431.30 × 17,104.60
  4. Step 4: Simplify right side
    26,954.20x = 691,561,213.98
  5. Step 5: Solve for x
    x = 691,561,213.98/26,954.20
  6. Step 6: Final answer
    x = 25,656.90

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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.