Home / 26,540.77-39,811.15-6,819.32

Finding the Fourth Proportional to 26,540.77, 39,811.15 and 6,819.32

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Solution

The fourth proportional to 26,540.77, 39,811.15 and 6,819.32 is: 10,228.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,540.77 : 39,811.15 = 6,819.32 : x
  2. Step 2: Convert to fraction form
    26,540.77/39,811.15 = 6,819.32/x
  3. Step 3: Cross multiply
    26,540.77x = 39,811.15 × 6,819.32
  4. Step 4: Simplify right side
    26,540.77x = 271,485,087.99
  5. Step 5: Solve for x
    x = 271,485,087.99/26,540.77
  6. Step 6: Final answer
    x = 10,228.98

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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.