Home / 26,634.66-39,945.15-7,910.28

Finding the Fourth Proportional to 26,634.66, 39,945.15 and 7,910.28

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Solution

The fourth proportional to 26,634.66, 39,945.15 and 7,910.28 is: 11,863.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,634.66 : 39,945.15 = 7,910.28 : x
  2. Step 2: Convert to fraction form
    26,634.66/39,945.15 = 7,910.28/x
  3. Step 3: Cross multiply
    26,634.66x = 39,945.15 × 7,910.28
  4. Step 4: Simplify right side
    26,634.66x = 315,977,321.14
  5. Step 5: Solve for x
    x = 315,977,321.14/26,634.66
  6. Step 6: Final answer
    x = 11,863.39

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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.