Home / 13,228.74-19,843.24-3,368.04

Finding the Fourth Proportional to 13,228.74, 19,843.24 and 3,368.04

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Solution

The fourth proportional to 13,228.74, 19,843.24 and 3,368.04 is: 5,052.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,228.74 : 19,843.24 = 3,368.04 : x
  2. Step 2: Convert to fraction form
    13,228.74/19,843.24 = 3,368.04/x
  3. Step 3: Cross multiply
    13,228.74x = 19,843.24 × 3,368.04
  4. Step 4: Simplify right side
    13,228.74x = 66,832,826.05
  5. Step 5: Solve for x
    x = 66,832,826.05/13,228.74
  6. Step 6: Final answer
    x = 5,052.09

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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.