Home / 11,747.35-17,623.73-3,427.17

Finding the Fourth Proportional to 11,747.35, 17,623.73 and 3,427.17

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Solution

The fourth proportional to 11,747.35, 17,623.73 and 3,427.17 is: 5,141.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,747.35 : 17,623.73 = 3,427.17 : x
  2. Step 2: Convert to fraction form
    11,747.35/17,623.73 = 3,427.17/x
  3. Step 3: Cross multiply
    11,747.35x = 17,623.73 × 3,427.17
  4. Step 4: Simplify right side
    11,747.35x = 60,399,518.74
  5. Step 5: Solve for x
    x = 60,399,518.74/11,747.35
  6. Step 6: Final answer
    x = 5,141.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.