Home / 19,974.44-27,564.83-11,021.95

Finding the Fourth Proportional to 19,974.44, 27,564.83 and 11,021.95

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Solution

The fourth proportional to 19,974.44, 27,564.83 and 11,021.95 is: 15,210.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,974.44 : 27,564.83 = 11,021.95 : x
  2. Step 2: Convert to fraction form
    19,974.44/27,564.83 = 11,021.95/x
  3. Step 3: Cross multiply
    19,974.44x = 27,564.83 × 11,021.95
  4. Step 4: Simplify right side
    19,974.44x = 303,818,198.70
  5. Step 5: Solve for x
    x = 303,818,198.70/19,974.44
  6. Step 6: Final answer
    x = 15,210.35

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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.