Home / 17,982.03-26,960.27-6,879.36

Finding the Fourth Proportional to 17,982.03, 26,960.27 and 6,879.36

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Solution

The fourth proportional to 17,982.03, 26,960.27 and 6,879.36 is: 10,314.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,982.03 : 26,960.27 = 6,879.36 : x
  2. Step 2: Convert to fraction form
    17,982.03/26,960.27 = 6,879.36/x
  3. Step 3: Cross multiply
    17,982.03x = 26,960.27 × 6,879.36
  4. Step 4: Simplify right side
    17,982.03x = 185,469,368.63
  5. Step 5: Solve for x
    x = 185,469,368.63/17,982.03
  6. Step 6: Final answer
    x = 10,314.15

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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.