Home / 11,914.56-17,871.73-3,029.91

Finding the Fourth Proportional to 11,914.56, 17,871.73 and 3,029.91

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Solution

The fourth proportional to 11,914.56, 17,871.73 and 3,029.91 is: 4,544.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,914.56 : 17,871.73 = 3,029.91 : x
  2. Step 2: Convert to fraction form
    11,914.56/17,871.73 = 3,029.91/x
  3. Step 3: Cross multiply
    11,914.56x = 17,871.73 × 3,029.91
  4. Step 4: Simplify right side
    11,914.56x = 54,149,733.44
  5. Step 5: Solve for x
    x = 54,149,733.44/11,914.56
  6. Step 6: Final answer
    x = 4,544.84

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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.