Home / 17,122.75-25,648.75-10,081.07

Finding the Fourth Proportional to 17,122.75, 25,648.75 and 10,081.07

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Solution

The fourth proportional to 17,122.75, 25,648.75 and 10,081.07 is: 15,100.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,122.75 : 25,648.75 = 10,081.07 : x
  2. Step 2: Convert to fraction form
    17,122.75/25,648.75 = 10,081.07/x
  3. Step 3: Cross multiply
    17,122.75x = 25,648.75 × 10,081.07
  4. Step 4: Simplify right side
    17,122.75x = 258,566,844.16
  5. Step 5: Solve for x
    x = 258,566,844.16/17,122.75
  6. Step 6: Final answer
    x = 15,100.78

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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.