Home / 26,934.35-40,382.75-11,933.31

Finding the Fourth Proportional to 26,934.35, 40,382.75 and 11,933.31

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Solution

The fourth proportional to 26,934.35, 40,382.75 and 11,933.31 is: 17,891.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,934.35 : 40,382.75 = 11,933.31 : x
  2. Step 2: Convert to fraction form
    26,934.35/40,382.75 = 11,933.31/x
  3. Step 3: Cross multiply
    26,934.35x = 40,382.75 × 11,933.31
  4. Step 4: Simplify right side
    26,934.35x = 481,899,814.74
  5. Step 5: Solve for x
    x = 481,899,814.74/26,934.35
  6. Step 6: Final answer
    x = 17,891.65

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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.