Home / 22,216-33,182.13-20,104.36

Finding the Fourth Proportional to 22,216, 33,182.13 and 20,104.36

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Solution

The fourth proportional to 22,216, 33,182.13 and 20,104.36 is: 30,028.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,216 : 33,182.13 = 20,104.36 : x
  2. Step 2: Convert to fraction form
    22,216/33,182.13 = 20,104.36/x
  3. Step 3: Cross multiply
    22,216x = 33,182.13 × 20,104.36
  4. Step 4: Simplify right side
    22,216x = 667,105,487.09
  5. Step 5: Solve for x
    x = 667,105,487.09/22,216
  6. Step 6: Final answer
    x = 30,028.15

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.