Home / 12,763.44-19,138.68-5,832

Finding the Fourth Proportional to 12,763.44, 19,138.68 and 5,832

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Solution

The fourth proportional to 12,763.44, 19,138.68 and 5,832 is: 8,745.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,763.44 : 19,138.68 = 5,832 : x
  2. Step 2: Convert to fraction form
    12,763.44/19,138.68 = 5,832/x
  3. Step 3: Cross multiply
    12,763.44x = 19,138.68 × 5,832
  4. Step 4: Simplify right side
    12,763.44x = 111,616,781.76
  5. Step 5: Solve for x
    x = 111,616,781.76/12,763.44
  6. Step 6: Final answer
    x = 8,745.04

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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.