Home / 16,578.74-24,868.79-4,891.96

Finding the Fourth Proportional to 16,578.74, 24,868.79 and 4,891.96

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Solution

The fourth proportional to 16,578.74, 24,868.79 and 4,891.96 is: 7,338.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,578.74 : 24,868.79 = 4,891.96 : x
  2. Step 2: Convert to fraction form
    16,578.74/24,868.79 = 4,891.96/x
  3. Step 3: Cross multiply
    16,578.74x = 24,868.79 × 4,891.96
  4. Step 4: Simplify right side
    16,578.74x = 121,656,977.12
  5. Step 5: Solve for x
    x = 121,656,977.12/16,578.74
  6. Step 6: Final answer
    x = 7,338.13

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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.