Home / 13,261.72-19,895.42-4,496.44

Finding the Fourth Proportional to 13,261.72, 19,895.42 and 4,496.44

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Solution

The fourth proportional to 13,261.72, 19,895.42 and 4,496.44 is: 6,745.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,261.72 : 19,895.42 = 4,496.44 : x
  2. Step 2: Convert to fraction form
    13,261.72/19,895.42 = 4,496.44/x
  3. Step 3: Cross multiply
    13,261.72x = 19,895.42 × 4,496.44
  4. Step 4: Simplify right side
    13,261.72x = 89,458,562.30
  5. Step 5: Solve for x
    x = 89,458,562.30/13,261.72
  6. Step 6: Final answer
    x = 6,745.62

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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.