Home / 17,324.84-25,991.16-5,479.33

Finding the Fourth Proportional to 17,324.84, 25,991.16 and 5,479.33

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Solution

The fourth proportional to 17,324.84, 25,991.16 and 5,479.33 is: 8,220.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,324.84 : 25,991.16 = 5,479.33 : x
  2. Step 2: Convert to fraction form
    17,324.84/25,991.16 = 5,479.33/x
  3. Step 3: Cross multiply
    17,324.84x = 25,991.16 × 5,479.33
  4. Step 4: Simplify right side
    17,324.84x = 142,414,053.03
  5. Step 5: Solve for x
    x = 142,414,053.03/17,324.84
  6. Step 6: Final answer
    x = 8,220.22

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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.