Home / 20,173.03-30,249.94-7,023.79

Finding the Fourth Proportional to 20,173.03, 30,249.94 and 7,023.79

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Solution

The fourth proportional to 20,173.03, 30,249.94 and 7,023.79 is: 10,532.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,173.03 : 30,249.94 = 7,023.79 : x
  2. Step 2: Convert to fraction form
    20,173.03/30,249.94 = 7,023.79/x
  3. Step 3: Cross multiply
    20,173.03x = 30,249.94 × 7,023.79
  4. Step 4: Simplify right side
    20,173.03x = 212,469,226.07
  5. Step 5: Solve for x
    x = 212,469,226.07/20,173.03
  6. Step 6: Final answer
    x = 10,532.34

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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.