Home / 31,175.33-43,067.49-26,976.29

Finding the Fourth Proportional to 31,175.33, 43,067.49 and 26,976.29

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Solution

The fourth proportional to 31,175.33, 43,067.49 and 26,976.29 is: 37,266.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,175.33 : 43,067.49 = 26,976.29 : x
  2. Step 2: Convert to fraction form
    31,175.33/43,067.49 = 26,976.29/x
  3. Step 3: Cross multiply
    31,175.33x = 43,067.49 × 26,976.29
  4. Step 4: Simplify right side
    31,175.33x = 1,161,801,099.81
  5. Step 5: Solve for x
    x = 1,161,801,099.81/31,175.33
  6. Step 6: Final answer
    x = 37,266.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.