Home / 26,481.44-39,717.78-8,712.32

Finding the Fourth Proportional to 26,481.44, 39,717.78 and 8,712.32

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Solution

The fourth proportional to 26,481.44, 39,717.78 and 8,712.32 is: 13,067.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,481.44 : 39,717.78 = 8,712.32 : x
  2. Step 2: Convert to fraction form
    26,481.44/39,717.78 = 8,712.32/x
  3. Step 3: Cross multiply
    26,481.44x = 39,717.78 × 8,712.32
  4. Step 4: Simplify right side
    26,481.44x = 346,033,810.46
  5. Step 5: Solve for x
    x = 346,033,810.46/26,481.44
  6. Step 6: Final answer
    x = 13,067.03

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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.