Home / 19,518.44-29,251.66-11,201

Finding the Fourth Proportional to 19,518.44, 29,251.66 and 11,201

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Solution

The fourth proportional to 19,518.44, 29,251.66 and 11,201 is: 16,786.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,518.44 : 29,251.66 = 11,201 : x
  2. Step 2: Convert to fraction form
    19,518.44/29,251.66 = 11,201/x
  3. Step 3: Cross multiply
    19,518.44x = 29,251.66 × 11,201
  4. Step 4: Simplify right side
    19,518.44x = 327,647,843.66
  5. Step 5: Solve for x
    x = 327,647,843.66/19,518.44
  6. Step 6: Final answer
    x = 16,786.58

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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.