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Finding the Fourth Proportional to 16,797.68, 25,229.68 and 10,568.80

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Solution

The fourth proportional to 16,797.68, 25,229.68 and 10,568.80 is: 15,874.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,797.68 : 25,229.68 = 10,568.80 : x
  2. Step 2: Convert to fraction form
    16,797.68/25,229.68 = 10,568.80/x
  3. Step 3: Cross multiply
    16,797.68x = 25,229.68 × 10,568.80
  4. Step 4: Simplify right side
    16,797.68x = 266,647,441.98
  5. Step 5: Solve for x
    x = 266,647,441.98/16,797.68
  6. Step 6: Final answer
    x = 15,874.06

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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.