Home / 17,178.26-25,771.07-5,331.77

Finding the Fourth Proportional to 17,178.26, 25,771.07 and 5,331.77

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Solution

The fourth proportional to 17,178.26, 25,771.07 and 5,331.77 is: 7,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,178.26 : 25,771.07 = 5,331.77 : x
  2. Step 2: Convert to fraction form
    17,178.26/25,771.07 = 5,331.77/x
  3. Step 3: Cross multiply
    17,178.26x = 25,771.07 × 5,331.77
  4. Step 4: Simplify right side
    17,178.26x = 137,405,455.66
  5. Step 5: Solve for x
    x = 137,405,455.66/17,178.26
  6. Step 6: Final answer
    x = 7,998.80

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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.