Home / 13,927.71-20,891.97-4,065.96

Finding the Fourth Proportional to 13,927.71, 20,891.97 and 4,065.96

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Solution

The fourth proportional to 13,927.71, 20,891.97 and 4,065.96 is: 6,099.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,927.71 : 20,891.97 = 4,065.96 : x
  2. Step 2: Convert to fraction form
    13,927.71/20,891.97 = 4,065.96/x
  3. Step 3: Cross multiply
    13,927.71x = 20,891.97 × 4,065.96
  4. Step 4: Simplify right side
    13,927.71x = 84,945,914.34
  5. Step 5: Solve for x
    x = 84,945,914.34/13,927.71
  6. Step 6: Final answer
    x = 6,099.06

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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.