Home / 19,974.48-27,564.66-11,021.94

Finding the Fourth Proportional to 19,974.48, 27,564.66 and 11,021.94

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Solution

The fourth proportional to 19,974.48, 27,564.66 and 11,021.94 is: 15,210.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,974.48 : 27,564.66 = 11,021.94 : x
  2. Step 2: Convert to fraction form
    19,974.48/27,564.66 = 11,021.94/x
  3. Step 3: Cross multiply
    19,974.48x = 27,564.66 × 11,021.94
  4. Step 4: Simplify right side
    19,974.48x = 303,816,028.64
  5. Step 5: Solve for x
    x = 303,816,028.64/19,974.48
  6. Step 6: Final answer
    x = 15,210.21

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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.