Home / 14,474.94-21,719.19-5,122.02

Finding the Fourth Proportional to 14,474.94, 21,719.19 and 5,122.02

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Solution

The fourth proportional to 14,474.94, 21,719.19 and 5,122.02 is: 7,685.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,474.94 : 21,719.19 = 5,122.02 : x
  2. Step 2: Convert to fraction form
    14,474.94/21,719.19 = 5,122.02/x
  3. Step 3: Cross multiply
    14,474.94x = 21,719.19 × 5,122.02
  4. Step 4: Simplify right side
    14,474.94x = 111,246,125.56
  5. Step 5: Solve for x
    x = 111,246,125.56/14,474.94
  6. Step 6: Final answer
    x = 7,685.43

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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.