Home / 17,517.21-26,280-5,036.97

Finding the Fourth Proportional to 17,517.21, 26,280 and 5,036.97

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Solution

The fourth proportional to 17,517.21, 26,280 and 5,036.97 is: 7,556.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,517.21 : 26,280 = 5,036.97 : x
  2. Step 2: Convert to fraction form
    17,517.21/26,280 = 5,036.97/x
  3. Step 3: Cross multiply
    17,517.21x = 26,280 × 5,036.97
  4. Step 4: Simplify right side
    17,517.21x = 132,371,571.60
  5. Step 5: Solve for x
    x = 132,371,571.60/17,517.21
  6. Step 6: Final answer
    x = 7,556.66

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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.