Home / 13,296.75-19,943.58-3,435.25

Finding the Fourth Proportional to 13,296.75, 19,943.58 and 3,435.25

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Solution

The fourth proportional to 13,296.75, 19,943.58 and 3,435.25 is: 5,152.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,296.75 : 19,943.58 = 3,435.25 : x
  2. Step 2: Convert to fraction form
    13,296.75/19,943.58 = 3,435.25/x
  3. Step 3: Cross multiply
    13,296.75x = 19,943.58 × 3,435.25
  4. Step 4: Simplify right side
    13,296.75x = 68,511,183.20
  5. Step 5: Solve for x
    x = 68,511,183.20/13,296.75
  6. Step 6: Final answer
    x = 5,152.48

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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.