Home / 19,910.36-27,475.49-11,733.89

Finding the Fourth Proportional to 19,910.36, 27,475.49 and 11,733.89

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Solution

The fourth proportional to 19,910.36, 27,475.49 and 11,733.89 is: 16,192.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,910.36 : 27,475.49 = 11,733.89 : x
  2. Step 2: Convert to fraction form
    19,910.36/27,475.49 = 11,733.89/x
  3. Step 3: Cross multiply
    19,910.36x = 27,475.49 × 11,733.89
  4. Step 4: Simplify right side
    19,910.36x = 322,394,269.31
  5. Step 5: Solve for x
    x = 322,394,269.31/19,910.36
  6. Step 6: Final answer
    x = 16,192.29

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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.