Home / 17,189.49-25,757.40-11,934.75

Finding the Fourth Proportional to 17,189.49, 25,757.40 and 11,934.75

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Solution

The fourth proportional to 17,189.49, 25,757.40 and 11,934.75 is: 17,883.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,189.49 : 25,757.40 = 11,934.75 : x
  2. Step 2: Convert to fraction form
    17,189.49/25,757.40 = 11,934.75/x
  3. Step 3: Cross multiply
    17,189.49x = 25,757.40 × 11,934.75
  4. Step 4: Simplify right side
    17,189.49x = 307,408,129.65
  5. Step 5: Solve for x
    x = 307,408,129.65/17,189.49
  6. Step 6: Final answer
    x = 17,883.49

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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.