Home / 22,712.20-34,019.70-19,796.20

Finding the Fourth Proportional to 22,712.20, 34,019.70 and 19,796.20

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Solution

The fourth proportional to 22,712.20, 34,019.70 and 19,796.20 is: 29,651.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,712.20 : 34,019.70 = 19,796.20 : x
  2. Step 2: Convert to fraction form
    22,712.20/34,019.70 = 19,796.20/x
  3. Step 3: Cross multiply
    22,712.20x = 34,019.70 × 19,796.20
  4. Step 4: Simplify right side
    22,712.20x = 673,460,785.14
  5. Step 5: Solve for x
    x = 673,460,785.14/22,712.20
  6. Step 6: Final answer
    x = 29,651.94

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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.