Home / 16,986.33-25,453.98-15,367.95

Finding the Fourth Proportional to 16,986.33, 25,453.98 and 15,367.95

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Solution

The fourth proportional to 16,986.33, 25,453.98 and 15,367.95 is: 23,028.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,986.33 : 25,453.98 = 15,367.95 : x
  2. Step 2: Convert to fraction form
    16,986.33/25,453.98 = 15,367.95/x
  3. Step 3: Cross multiply
    16,986.33x = 25,453.98 × 15,367.95
  4. Step 4: Simplify right side
    16,986.33x = 391,175,491.94
  5. Step 5: Solve for x
    x = 391,175,491.94/16,986.33
  6. Step 6: Final answer
    x = 23,028.84

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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.