Home / 20,019.26-27,625.92-11,066.73

Finding the Fourth Proportional to 20,019.26, 27,625.92 and 11,066.73

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Solution

The fourth proportional to 20,019.26, 27,625.92 and 11,066.73 is: 15,271.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,019.26 : 27,625.92 = 11,066.73 : x
  2. Step 2: Convert to fraction form
    20,019.26/27,625.92 = 11,066.73/x
  3. Step 3: Cross multiply
    20,019.26x = 27,625.92 × 11,066.73
  4. Step 4: Simplify right side
    20,019.26x = 305,728,597.64
  5. Step 5: Solve for x
    x = 305,728,597.64/20,019.26
  6. Step 6: Final answer
    x = 15,271.73

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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.