Home / 17,190.93-25,790.43-5,344.09

Finding the Fourth Proportional to 17,190.93, 25,790.43 and 5,344.09

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Solution

The fourth proportional to 17,190.93, 25,790.43 and 5,344.09 is: 8,017.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,190.93 : 25,790.43 = 5,344.09 : x
  2. Step 2: Convert to fraction form
    17,190.93/25,790.43 = 5,344.09/x
  3. Step 3: Cross multiply
    17,190.93x = 25,790.43 × 5,344.09
  4. Step 4: Simplify right side
    17,190.93x = 137,826,223.39
  5. Step 5: Solve for x
    x = 137,826,223.39/17,190.93
  6. Step 6: Final answer
    x = 8,017.38

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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.