Home / 17,769.97-26,655.09-6,679.18

Finding the Fourth Proportional to 17,769.97, 26,655.09 and 6,679.18

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Solution

The fourth proportional to 17,769.97, 26,655.09 and 6,679.18 is: 10,018.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,769.97 : 26,655.09 = 6,679.18 : x
  2. Step 2: Convert to fraction form
    17,769.97/26,655.09 = 6,679.18/x
  3. Step 3: Cross multiply
    17,769.97x = 26,655.09 × 6,679.18
  4. Step 4: Simplify right side
    17,769.97x = 178,034,144.03
  5. Step 5: Solve for x
    x = 178,034,144.03/17,769.97
  6. Step 6: Final answer
    x = 10,018.82

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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.