Home / 11,024.20-16,512.54-5,172.04

Finding the Fourth Proportional to 11,024.20, 16,512.54 and 5,172.04

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Solution

The fourth proportional to 11,024.20, 16,512.54 and 5,172.04 is: 7,746.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,024.20 : 16,512.54 = 5,172.04 : x
  2. Step 2: Convert to fraction form
    11,024.20/16,512.54 = 5,172.04/x
  3. Step 3: Cross multiply
    11,024.20x = 16,512.54 × 5,172.04
  4. Step 4: Simplify right side
    11,024.20x = 85,403,517.38
  5. Step 5: Solve for x
    x = 85,403,517.38/11,024.20
  6. Step 6: Final answer
    x = 7,746.91

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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.