Home / 17,579.38-26,369.09-6,481.26

Finding the Fourth Proportional to 17,579.38, 26,369.09 and 6,481.26

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Solution

The fourth proportional to 17,579.38, 26,369.09 and 6,481.26 is: 9,721.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,579.38 : 26,369.09 = 6,481.26 : x
  2. Step 2: Convert to fraction form
    17,579.38/26,369.09 = 6,481.26/x
  3. Step 3: Cross multiply
    17,579.38x = 26,369.09 × 6,481.26
  4. Step 4: Simplify right side
    17,579.38x = 170,904,928.25
  5. Step 5: Solve for x
    x = 170,904,928.25/17,579.38
  6. Step 6: Final answer
    x = 9,721.90

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1.5x scale

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.