Home / 13,324.02-18,378.27-8,013.26

Finding the Fourth Proportional to 13,324.02, 18,378.27 and 8,013.26

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Solution

The fourth proportional to 13,324.02, 18,378.27 and 8,013.26 is: 11,052.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,324.02 : 18,378.27 = 8,013.26 : x
  2. Step 2: Convert to fraction form
    13,324.02/18,378.27 = 8,013.26/x
  3. Step 3: Cross multiply
    13,324.02x = 18,378.27 × 8,013.26
  4. Step 4: Simplify right side
    13,324.02x = 147,269,763.97
  5. Step 5: Solve for x
    x = 147,269,763.97/13,324.02
  6. Step 6: Final answer
    x = 11,052.95

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.