Home / 17,327.05-25,975.51-8,429.96

Finding the Fourth Proportional to 17,327.05, 25,975.51 and 8,429.96

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Solution

The fourth proportional to 17,327.05, 25,975.51 and 8,429.96 is: 12,637.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,327.05 : 25,975.51 = 8,429.96 : x
  2. Step 2: Convert to fraction form
    17,327.05/25,975.51 = 8,429.96/x
  3. Step 3: Cross multiply
    17,327.05x = 25,975.51 × 8,429.96
  4. Step 4: Simplify right side
    17,327.05x = 218,972,554.14
  5. Step 5: Solve for x
    x = 218,972,554.14/17,327.05
  6. Step 6: Final answer
    x = 12,637.61

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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.