Home / 13,246.25-19,863.90-5,348.44

Finding the Fourth Proportional to 13,246.25, 19,863.90 and 5,348.44

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Solution

The fourth proportional to 13,246.25, 19,863.90 and 5,348.44 is: 8,020.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,246.25 : 19,863.90 = 5,348.44 : x
  2. Step 2: Convert to fraction form
    13,246.25/19,863.90 = 5,348.44/x
  3. Step 3: Cross multiply
    13,246.25x = 19,863.90 × 5,348.44
  4. Step 4: Simplify right side
    13,246.25x = 106,240,902.15
  5. Step 5: Solve for x
    x = 106,240,902.15/13,246.25
  6. Step 6: Final answer
    x = 8,020.45

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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.