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Finding the Fourth Proportional to 16,578.97, 24,868.49 and 13,651.12

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Solution

The fourth proportional to 16,578.97, 24,868.49 and 13,651.12 is: 20,476.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,578.97 : 24,868.49 = 13,651.12 : x
  2. Step 2: Convert to fraction form
    16,578.97/24,868.49 = 13,651.12/x
  3. Step 3: Cross multiply
    16,578.97x = 24,868.49 × 13,651.12
  4. Step 4: Simplify right side
    16,578.97x = 339,482,704.04
  5. Step 5: Solve for x
    x = 339,482,704.04/16,578.97
  6. Step 6: Final answer
    x = 20,476.71

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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.