Home / 12,633.26-18,949.81-3,273.25

Finding the Fourth Proportional to 12,633.26, 18,949.81 and 3,273.25

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Solution

The fourth proportional to 12,633.26, 18,949.81 and 3,273.25 is: 4,909.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,633.26 : 18,949.81 = 3,273.25 : x
  2. Step 2: Convert to fraction form
    12,633.26/18,949.81 = 3,273.25/x
  3. Step 3: Cross multiply
    12,633.26x = 18,949.81 × 3,273.25
  4. Step 4: Simplify right side
    12,633.26x = 62,027,509.59
  5. Step 5: Solve for x
    x = 62,027,509.59/12,633.26
  6. Step 6: Final answer
    x = 4,909.86

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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.