Home / 20,198.01-30,249.99-19,497.36

Finding the Fourth Proportional to 20,198.01, 30,249.99 and 19,497.36

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Solution

The fourth proportional to 20,198.01, 30,249.99 and 19,497.36 is: 29,200.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,198.01 : 30,249.99 = 19,497.36 : x
  2. Step 2: Convert to fraction form
    20,198.01/30,249.99 = 19,497.36/x
  3. Step 3: Cross multiply
    20,198.01x = 30,249.99 × 19,497.36
  4. Step 4: Simplify right side
    20,198.01x = 589,794,945.03
  5. Step 5: Solve for x
    x = 589,794,945.03/20,198.01
  6. Step 6: Final answer
    x = 29,200.65

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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.