Home / 27,821.02-41,738.37-8,099.75

Finding the Fourth Proportional to 27,821.02, 41,738.37 and 8,099.75

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Solution

The fourth proportional to 27,821.02, 41,738.37 and 8,099.75 is: 12,151.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,821.02 : 41,738.37 = 8,099.75 : x
  2. Step 2: Convert to fraction form
    27,821.02/41,738.37 = 8,099.75/x
  3. Step 3: Cross multiply
    27,821.02x = 41,738.37 × 8,099.75
  4. Step 4: Simplify right side
    27,821.02x = 338,070,362.41
  5. Step 5: Solve for x
    x = 338,070,362.41/27,821.02
  6. Step 6: Final answer
    x = 12,151.62

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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.