Home / 17,786.44-26,680.38-6,691.96

Finding the Fourth Proportional to 17,786.44, 26,680.38 and 6,691.96

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Solution

The fourth proportional to 17,786.44, 26,680.38 and 6,691.96 is: 10,038.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,786.44 : 26,680.38 = 6,691.96 : x
  2. Step 2: Convert to fraction form
    17,786.44/26,680.38 = 6,691.96/x
  3. Step 3: Cross multiply
    17,786.44x = 26,680.38 × 6,691.96
  4. Step 4: Simplify right side
    17,786.44x = 178,544,035.74
  5. Step 5: Solve for x
    x = 178,544,035.74/17,786.44
  6. Step 6: Final answer
    x = 10,038.21

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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.