Home / 26,540.74-39,811.14-6,819.46

Finding the Fourth Proportional to 26,540.74, 39,811.14 and 6,819.46

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Solution

The fourth proportional to 26,540.74, 39,811.14 and 6,819.46 is: 10,229.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,540.74 : 39,811.14 = 6,819.46 : x
  2. Step 2: Convert to fraction form
    26,540.74/39,811.14 = 6,819.46/x
  3. Step 3: Cross multiply
    26,540.74x = 39,811.14 × 6,819.46
  4. Step 4: Simplify right side
    26,540.74x = 271,490,476.78
  5. Step 5: Solve for x
    x = 271,490,476.78/26,540.74
  6. Step 6: Final answer
    x = 10,229.20

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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.