Home / 26,511.24-39,760.32-7,786.44

Finding the Fourth Proportional to 26,511.24, 39,760.32 and 7,786.44

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Solution

The fourth proportional to 26,511.24, 39,760.32 and 7,786.44 is: 11,677.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,511.24 : 39,760.32 = 7,786.44 : x
  2. Step 2: Convert to fraction form
    26,511.24/39,760.32 = 7,786.44/x
  3. Step 3: Cross multiply
    26,511.24x = 39,760.32 × 7,786.44
  4. Step 4: Simplify right side
    26,511.24x = 309,591,346.06
  5. Step 5: Solve for x
    x = 309,591,346.06/26,511.24
  6. Step 6: Final answer
    x = 11,677.74

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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.