Home / 13,169.41-19,761.91-4,855.27

Finding the Fourth Proportional to 13,169.41, 19,761.91 and 4,855.27

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Solution

The fourth proportional to 13,169.41, 19,761.91 and 4,855.27 is: 7,285.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,169.41 : 19,761.91 = 4,855.27 : x
  2. Step 2: Convert to fraction form
    13,169.41/19,761.91 = 4,855.27/x
  3. Step 3: Cross multiply
    13,169.41x = 19,761.91 × 4,855.27
  4. Step 4: Simplify right side
    13,169.41x = 95,949,408.77
  5. Step 5: Solve for x
    x = 95,949,408.77/13,169.41
  6. Step 6: Final answer
    x = 7,285.78

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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.