Home / 11,247.07-16,835.23-7,716.43

Finding the Fourth Proportional to 11,247.07, 16,835.23 and 7,716.43

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Solution

The fourth proportional to 11,247.07, 16,835.23 and 7,716.43 is: 11,550.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,247.07 : 16,835.23 = 7,716.43 : x
  2. Step 2: Convert to fraction form
    11,247.07/16,835.23 = 7,716.43/x
  3. Step 3: Cross multiply
    11,247.07x = 16,835.23 × 7,716.43
  4. Step 4: Simplify right side
    11,247.07x = 129,907,873.83
  5. Step 5: Solve for x
    x = 129,907,873.83/11,247.07
  6. Step 6: Final answer
    x = 11,550.37

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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.