Home / 26,187.23-39,279.90-11,396.16

Finding the Fourth Proportional to 26,187.23, 39,279.90 and 11,396.16

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Solution

The fourth proportional to 26,187.23, 39,279.90 and 11,396.16 is: 17,093.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,187.23 : 39,279.90 = 11,396.16 : x
  2. Step 2: Convert to fraction form
    26,187.23/39,279.90 = 11,396.16/x
  3. Step 3: Cross multiply
    26,187.23x = 39,279.90 × 11,396.16
  4. Step 4: Simplify right side
    26,187.23x = 447,640,067.92
  5. Step 5: Solve for x
    x = 447,640,067.92/26,187.23
  6. Step 6: Final answer
    x = 17,093.83

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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.