Home / 12,414.26-17,131.77-6,749.03

Finding the Fourth Proportional to 12,414.26, 17,131.77 and 6,749.03

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Solution

The fourth proportional to 12,414.26, 17,131.77 and 6,749.03 is: 9,313.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,414.26 : 17,131.77 = 6,749.03 : x
  2. Step 2: Convert to fraction form
    12,414.26/17,131.77 = 6,749.03/x
  3. Step 3: Cross multiply
    12,414.26x = 17,131.77 × 6,749.03
  4. Step 4: Simplify right side
    12,414.26x = 115,622,744.02
  5. Step 5: Solve for x
    x = 115,622,744.02/12,414.26
  6. Step 6: Final answer
    x = 9,313.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.