Home / 20,019.74-27,626.94-11,067.05

Finding the Fourth Proportional to 20,019.74, 27,626.94 and 11,067.05

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Solution

The fourth proportional to 20,019.74, 27,626.94 and 11,067.05 is: 15,272.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,019.74 : 27,626.94 = 11,067.05 : x
  2. Step 2: Convert to fraction form
    20,019.74/27,626.94 = 11,067.05/x
  3. Step 3: Cross multiply
    20,019.74x = 27,626.94 × 11,067.05
  4. Step 4: Simplify right side
    20,019.74x = 305,748,795.39
  5. Step 5: Solve for x
    x = 305,748,795.39/20,019.74
  6. Step 6: Final answer
    x = 15,272.37

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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.