Home / 12,295.12-18,449.88-4,504.48

Finding the Fourth Proportional to 12,295.12, 18,449.88 and 4,504.48

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Solution

The fourth proportional to 12,295.12, 18,449.88 and 4,504.48 is: 6,759.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,295.12 : 18,449.88 = 4,504.48 : x
  2. Step 2: Convert to fraction form
    12,295.12/18,449.88 = 4,504.48/x
  3. Step 3: Cross multiply
    12,295.12x = 18,449.88 × 4,504.48
  4. Step 4: Simplify right side
    12,295.12x = 83,107,115.46
  5. Step 5: Solve for x
    x = 83,107,115.46/12,295.12
  6. Step 6: Final answer
    x = 6,759.36

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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.