Home / 19,661.82-29,511.26-13,092.60

Finding the Fourth Proportional to 19,661.82, 29,511.26 and 13,092.60

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Solution

The fourth proportional to 19,661.82, 29,511.26 and 13,092.60 is: 19,651.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,661.82 : 29,511.26 = 13,092.60 : x
  2. Step 2: Convert to fraction form
    19,661.82/29,511.26 = 13,092.60/x
  3. Step 3: Cross multiply
    19,661.82x = 29,511.26 × 13,092.60
  4. Step 4: Simplify right side
    19,661.82x = 386,379,122.68
  5. Step 5: Solve for x
    x = 386,379,122.68/19,661.82
  6. Step 6: Final answer
    x = 19,651.24

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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.