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Finding the Fourth Proportional to 22,249.10, 33,361.68 and 7,453.10

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Solution

The fourth proportional to 22,249.10, 33,361.68 and 7,453.10 is: 11,175.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,249.10 : 33,361.68 = 7,453.10 : x
  2. Step 2: Convert to fraction form
    22,249.10/33,361.68 = 7,453.10/x
  3. Step 3: Cross multiply
    22,249.10x = 33,361.68 × 7,453.10
  4. Step 4: Simplify right side
    22,249.10x = 248,647,937.21
  5. Step 5: Solve for x
    x = 248,647,937.21/22,249.10
  6. Step 6: Final answer
    x = 11,175.64

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1.5x scale

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.