Home / 14,261.82-21,392.97-3,873.30

Finding the Fourth Proportional to 14,261.82, 21,392.97 and 3,873.30

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Solution

The fourth proportional to 14,261.82, 21,392.97 and 3,873.30 is: 5,810.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,261.82 : 21,392.97 = 3,873.30 : x
  2. Step 2: Convert to fraction form
    14,261.82/21,392.97 = 3,873.30/x
  3. Step 3: Cross multiply
    14,261.82x = 21,392.97 × 3,873.30
  4. Step 4: Simplify right side
    14,261.82x = 82,861,390.70
  5. Step 5: Solve for x
    x = 82,861,390.70/14,261.82
  6. Step 6: Final answer
    x = 5,810.02

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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.