Home / 13,966.75-20,949.99-5,082.04

Finding the Fourth Proportional to 13,966.75, 20,949.99 and 5,082.04

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Solution

The fourth proportional to 13,966.75, 20,949.99 and 5,082.04 is: 7,623.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,966.75 : 20,949.99 = 5,082.04 : x
  2. Step 2: Convert to fraction form
    13,966.75/20,949.99 = 5,082.04/x
  3. Step 3: Cross multiply
    13,966.75x = 20,949.99 × 5,082.04
  4. Step 4: Simplify right side
    13,966.75x = 106,468,687.18
  5. Step 5: Solve for x
    x = 106,468,687.18/13,966.75
  6. Step 6: Final answer
    x = 7,623.01

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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.