Home / 11,956.58-17,921.10-5,949.62

Finding the Fourth Proportional to 11,956.58, 17,921.10 and 5,949.62

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Solution

The fourth proportional to 11,956.58, 17,921.10 and 5,949.62 is: 8,917.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,956.58 : 17,921.10 = 5,949.62 : x
  2. Step 2: Convert to fraction form
    11,956.58/17,921.10 = 5,949.62/x
  3. Step 3: Cross multiply
    11,956.58x = 17,921.10 × 5,949.62
  4. Step 4: Simplify right side
    11,956.58x = 106,623,734.98
  5. Step 5: Solve for x
    x = 106,623,734.98/11,956.58
  6. Step 6: Final answer
    x = 8,917.58

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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.