Home / 17,209.21-23,745.09-11,249.65

Finding the Fourth Proportional to 17,209.21, 23,745.09 and 11,249.65

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Solution

The fourth proportional to 17,209.21, 23,745.09 and 11,249.65 is: 15,522.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,209.21 : 23,745.09 = 11,249.65 : x
  2. Step 2: Convert to fraction form
    17,209.21/23,745.09 = 11,249.65/x
  3. Step 3: Cross multiply
    17,209.21x = 23,745.09 × 11,249.65
  4. Step 4: Simplify right side
    17,209.21x = 267,123,951.72
  5. Step 5: Solve for x
    x = 267,123,951.72/17,209.21
  6. Step 6: Final answer
    x = 15,522.15

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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.