Home / 26,540.82-39,811.23-6,819.39

Finding the Fourth Proportional to 26,540.82, 39,811.23 and 6,819.39

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Solution

The fourth proportional to 26,540.82, 39,811.23 and 6,819.39 is: 10,229.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,540.82 : 39,811.23 = 6,819.39 : x
  2. Step 2: Convert to fraction form
    26,540.82/39,811.23 = 6,819.39/x
  3. Step 3: Cross multiply
    26,540.82x = 39,811.23 × 6,819.39
  4. Step 4: Simplify right side
    26,540.82x = 271,488,303.75
  5. Step 5: Solve for x
    x = 271,488,303.75/26,540.82
  6. Step 6: Final answer
    x = 10,229.09

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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.