Home / 26,620.07-39,939.33-11,839.37

Finding the Fourth Proportional to 26,620.07, 39,939.33 and 11,839.37

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Solution

The fourth proportional to 26,620.07, 39,939.33 and 11,839.37 is: 17,763.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,620.07 : 39,939.33 = 11,839.37 : x
  2. Step 2: Convert to fraction form
    26,620.07/39,939.33 = 11,839.37/x
  3. Step 3: Cross multiply
    26,620.07x = 39,939.33 × 11,839.37
  4. Step 4: Simplify right side
    26,620.07x = 472,856,505.42
  5. Step 5: Solve for x
    x = 472,856,505.42/26,620.07
  6. Step 6: Final answer
    x = 17,763.16

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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.