Home / 26,620.90-39,863.05-25,832.57

Finding the Fourth Proportional to 26,620.90, 39,863.05 and 25,832.57

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Solution

The fourth proportional to 26,620.90, 39,863.05 and 25,832.57 is: 38,682.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,620.90 : 39,863.05 = 25,832.57 : x
  2. Step 2: Convert to fraction form
    26,620.90/39,863.05 = 25,832.57/x
  3. Step 3: Cross multiply
    26,620.90x = 39,863.05 × 25,832.57
  4. Step 4: Simplify right side
    26,620.90x = 1,029,764,765.64
  5. Step 5: Solve for x
    x = 1,029,764,765.64/26,620.90
  6. Step 6: Final answer
    x = 38,682.57

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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.