Home / 26,708.76-40,067.73-11,917.35

Finding the Fourth Proportional to 26,708.76, 40,067.73 and 11,917.35

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Solution

The fourth proportional to 26,708.76, 40,067.73 and 11,917.35 is: 17,878.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,708.76 : 40,067.73 = 11,917.35 : x
  2. Step 2: Convert to fraction form
    26,708.76/40,067.73 = 11,917.35/x
  3. Step 3: Cross multiply
    26,708.76x = 40,067.73 × 11,917.35
  4. Step 4: Simplify right side
    26,708.76x = 477,501,162.12
  5. Step 5: Solve for x
    x = 477,501,162.12/26,708.76
  6. Step 6: Final answer
    x = 17,878.07

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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.