Home / 17,163.30-25,744.95-13,882.80

Finding the Fourth Proportional to 17,163.30, 25,744.95 and 13,882.80

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Solution

The fourth proportional to 17,163.30, 25,744.95 and 13,882.80 is: 20,824.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,163.30 : 25,744.95 = 13,882.80 : x
  2. Step 2: Convert to fraction form
    17,163.30/25,744.95 = 13,882.80/x
  3. Step 3: Cross multiply
    17,163.30x = 25,744.95 × 13,882.80
  4. Step 4: Simplify right side
    17,163.30x = 357,411,991.86
  5. Step 5: Solve for x
    x = 357,411,991.86/17,163.30
  6. Step 6: Final answer
    x = 20,824.20

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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.