Home / 11,716.21-17,562.01-7,273.87

Finding the Fourth Proportional to 11,716.21, 17,562.01 and 7,273.87

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Solution

The fourth proportional to 11,716.21, 17,562.01 and 7,273.87 is: 10,903.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,716.21 : 17,562.01 = 7,273.87 : x
  2. Step 2: Convert to fraction form
    11,716.21/17,562.01 = 7,273.87/x
  3. Step 3: Cross multiply
    11,716.21x = 17,562.01 × 7,273.87
  4. Step 4: Simplify right side
    11,716.21x = 127,743,777.68
  5. Step 5: Solve for x
    x = 127,743,777.68/11,716.21
  6. Step 6: Final answer
    x = 10,903.17

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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.