Home / 20,002.82-27,604.43-11,941.15

Finding the Fourth Proportional to 20,002.82, 27,604.43 and 11,941.15

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Solution

The fourth proportional to 20,002.82, 27,604.43 and 11,941.15 is: 16,479.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,002.82 : 27,604.43 = 11,941.15 : x
  2. Step 2: Convert to fraction form
    20,002.82/27,604.43 = 11,941.15/x
  3. Step 3: Cross multiply
    20,002.82x = 27,604.43 × 11,941.15
  4. Step 4: Simplify right side
    20,002.82x = 329,628,754.54
  5. Step 5: Solve for x
    x = 329,628,754.54/20,002.82
  6. Step 6: Final answer
    x = 16,479.12

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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.