Home / 17,163.36-25,744.68-5,476.38

Finding the Fourth Proportional to 17,163.36, 25,744.68 and 5,476.38

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Solution

The fourth proportional to 17,163.36, 25,744.68 and 5,476.38 is: 8,214.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,163.36 : 25,744.68 = 5,476.38 : x
  2. Step 2: Convert to fraction form
    17,163.36/25,744.68 = 5,476.38/x
  3. Step 3: Cross multiply
    17,163.36x = 25,744.68 × 5,476.38
  4. Step 4: Simplify right side
    17,163.36x = 140,987,650.66
  5. Step 5: Solve for x
    x = 140,987,650.66/17,163.36
  6. Step 6: Final answer
    x = 8,214.46

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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.