Home / 19,171.09-28,724.44-14,467.42

Finding the Fourth Proportional to 19,171.09, 28,724.44 and 14,467.42

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Solution

The fourth proportional to 19,171.09, 28,724.44 and 14,467.42 is: 21,676.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,171.09 : 28,724.44 = 14,467.42 : x
  2. Step 2: Convert to fraction form
    19,171.09/28,724.44 = 14,467.42/x
  3. Step 3: Cross multiply
    19,171.09x = 28,724.44 × 14,467.42
  4. Step 4: Simplify right side
    19,171.09x = 415,568,537.74
  5. Step 5: Solve for x
    x = 415,568,537.74/19,171.09
  6. Step 6: Final answer
    x = 21,676.83

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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.