Home / 11,429.46-17,132.43-5,193.81

Finding the Fourth Proportional to 11,429.46, 17,132.43 and 5,193.81

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Solution

The fourth proportional to 11,429.46, 17,132.43 and 5,193.81 is: 7,785.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,429.46 : 17,132.43 = 5,193.81 : x
  2. Step 2: Convert to fraction form
    11,429.46/17,132.43 = 5,193.81/x
  3. Step 3: Cross multiply
    11,429.46x = 17,132.43 × 5,193.81
  4. Step 4: Simplify right side
    11,429.46x = 88,982,586.26
  5. Step 5: Solve for x
    x = 88,982,586.26/11,429.46
  6. Step 6: Final answer
    x = 7,785.37

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.