Home / 30,198.44-41,676.50-16,772.33

Finding the Fourth Proportional to 30,198.44, 41,676.50 and 16,772.33

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Solution

The fourth proportional to 30,198.44, 41,676.50 and 16,772.33 is: 23,147.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,198.44 : 41,676.50 = 16,772.33 : x
  2. Step 2: Convert to fraction form
    30,198.44/41,676.50 = 16,772.33/x
  3. Step 3: Cross multiply
    30,198.44x = 41,676.50 × 16,772.33
  4. Step 4: Simplify right side
    30,198.44x = 699,012,157.37
  5. Step 5: Solve for x
    x = 699,012,157.37/30,198.44
  6. Step 6: Final answer
    x = 23,147.29

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1.5x scale

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.