Home / 14,194.75-21,292.20-3,664.05

Finding the Fourth Proportional to 14,194.75, 21,292.20 and 3,664.05

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Solution

The fourth proportional to 14,194.75, 21,292.20 and 3,664.05 is: 5,496.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,194.75 : 21,292.20 = 3,664.05 : x
  2. Step 2: Convert to fraction form
    14,194.75/21,292.20 = 3,664.05/x
  3. Step 3: Cross multiply
    14,194.75x = 21,292.20 × 3,664.05
  4. Step 4: Simplify right side
    14,194.75x = 78,015,645.49
  5. Step 5: Solve for x
    x = 78,015,645.49/14,194.75
  6. Step 6: Final answer
    x = 5,496.09

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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.