Home / 28,163.28-38,850.28-17,414.17

Finding the Fourth Proportional to 28,163.28, 38,850.28 and 17,414.17

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Solution

The fourth proportional to 28,163.28, 38,850.28 and 17,414.17 is: 24,022.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,163.28 : 38,850.28 = 17,414.17 : x
  2. Step 2: Convert to fraction form
    28,163.28/38,850.28 = 17,414.17/x
  3. Step 3: Cross multiply
    28,163.28x = 38,850.28 × 17,414.17
  4. Step 4: Simplify right side
    28,163.28x = 676,545,380.47
  5. Step 5: Solve for x
    x = 676,545,380.47/28,163.28
  6. Step 6: Final answer
    x = 24,022.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.