Home / 14,318.06-21,474.78-3,927.38

Finding the Fourth Proportional to 14,318.06, 21,474.78 and 3,927.38

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Solution

The fourth proportional to 14,318.06, 21,474.78 and 3,927.38 is: 5,890.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,318.06 : 21,474.78 = 3,927.38 : x
  2. Step 2: Convert to fraction form
    14,318.06/21,474.78 = 3,927.38/x
  3. Step 3: Cross multiply
    14,318.06x = 21,474.78 × 3,927.38
  4. Step 4: Simplify right side
    14,318.06x = 84,339,621.48
  5. Step 5: Solve for x
    x = 84,339,621.48/14,318.06
  6. Step 6: Final answer
    x = 5,890.44

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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.