Home / 11,190.20-16,796.10-9,548.60

Finding the Fourth Proportional to 11,190.20, 16,796.10 and 9,548.60

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Solution

The fourth proportional to 11,190.20, 16,796.10 and 9,548.60 is: 14,332.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,190.20 : 16,796.10 = 9,548.60 : x
  2. Step 2: Convert to fraction form
    11,190.20/16,796.10 = 9,548.60/x
  3. Step 3: Cross multiply
    11,190.20x = 16,796.10 × 9,548.60
  4. Step 4: Simplify right side
    11,190.20x = 160,379,240.46
  5. Step 5: Solve for x
    x = 160,379,240.46/11,190.20
  6. Step 6: Final answer
    x = 14,332.12

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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.