Home / 19,410.50-26,786.50-11,027

Finding the Fourth Proportional to 19,410.50, 26,786.50 and 11,027

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Solution

The fourth proportional to 19,410.50, 26,786.50 and 11,027 is: 15,217.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,410.50 : 26,786.50 = 11,027 : x
  2. Step 2: Convert to fraction form
    19,410.50/26,786.50 = 11,027/x
  3. Step 3: Cross multiply
    19,410.50x = 26,786.50 × 11,027
  4. Step 4: Simplify right side
    19,410.50x = 295,374,735.50
  5. Step 5: Solve for x
    x = 295,374,735.50/19,410.50
  6. Step 6: Final answer
    x = 15,217.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.