Home / 13,268.44-19,890.19-4,497.36

Finding the Fourth Proportional to 13,268.44, 19,890.19 and 4,497.36

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Solution

The fourth proportional to 13,268.44, 19,890.19 and 4,497.36 is: 6,741.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,268.44 : 19,890.19 = 4,497.36 : x
  2. Step 2: Convert to fraction form
    13,268.44/19,890.19 = 4,497.36/x
  3. Step 3: Cross multiply
    13,268.44x = 19,890.19 × 4,497.36
  4. Step 4: Simplify right side
    13,268.44x = 89,453,344.90
  5. Step 5: Solve for x
    x = 89,453,344.90/13,268.44
  6. Step 6: Final answer
    x = 6,741.81

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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.