Home / 10,800.15-16,198.47-4,224.03

Finding the Fourth Proportional to 10,800.15, 16,198.47 and 4,224.03

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Solution

The fourth proportional to 10,800.15, 16,198.47 and 4,224.03 is: 6,335.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,800.15 : 16,198.47 = 4,224.03 : x
  2. Step 2: Convert to fraction form
    10,800.15/16,198.47 = 4,224.03/x
  3. Step 3: Cross multiply
    10,800.15x = 16,198.47 × 4,224.03
  4. Step 4: Simplify right side
    10,800.15x = 68,422,823.23
  5. Step 5: Solve for x
    x = 68,422,823.23/10,800.15
  6. Step 6: Final answer
    x = 6,335.36

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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.