Home / 16,949.08-25,396.87-13,771.02

Finding the Fourth Proportional to 16,949.08, 25,396.87 and 13,771.02

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Solution

The fourth proportional to 16,949.08, 25,396.87 and 13,771.02 is: 20,634.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,949.08 : 25,396.87 = 13,771.02 : x
  2. Step 2: Convert to fraction form
    16,949.08/25,396.87 = 13,771.02/x
  3. Step 3: Cross multiply
    16,949.08x = 25,396.87 × 13,771.02
  4. Step 4: Simplify right side
    16,949.08x = 349,740,735.85
  5. Step 5: Solve for x
    x = 349,740,735.85/16,949.08
  6. Step 6: Final answer
    x = 20,634.79

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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.