Home / 13,972.29-20,958.44-3,584.04

Finding the Fourth Proportional to 13,972.29, 20,958.44 and 3,584.04

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Solution

The fourth proportional to 13,972.29, 20,958.44 and 3,584.04 is: 5,376.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,972.29 : 20,958.44 = 3,584.04 : x
  2. Step 2: Convert to fraction form
    13,972.29/20,958.44 = 3,584.04/x
  3. Step 3: Cross multiply
    13,972.29x = 20,958.44 × 3,584.04
  4. Step 4: Simplify right side
    13,972.29x = 75,115,908.67
  5. Step 5: Solve for x
    x = 75,115,908.67/13,972.29
  6. Step 6: Final answer
    x = 5,376.06

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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.