Home / 17,081.01-25,609.21-11,520.57

Finding the Fourth Proportional to 17,081.01, 25,609.21 and 11,520.57

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Solution

The fourth proportional to 17,081.01, 25,609.21 and 11,520.57 is: 17,272.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,081.01 : 25,609.21 = 11,520.57 : x
  2. Step 2: Convert to fraction form
    17,081.01/25,609.21 = 11,520.57/x
  3. Step 3: Cross multiply
    17,081.01x = 25,609.21 × 11,520.57
  4. Step 4: Simplify right side
    17,081.01x = 295,032,696.45
  5. Step 5: Solve for x
    x = 295,032,696.45/17,081.01
  6. Step 6: Final answer
    x = 17,272.56

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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.