Home / 13,836.30-20,751.68-3,973.27

Finding the Fourth Proportional to 13,836.30, 20,751.68 and 3,973.27

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Solution

The fourth proportional to 13,836.30, 20,751.68 and 3,973.27 is: 5,959.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,836.30 : 20,751.68 = 3,973.27 : x
  2. Step 2: Convert to fraction form
    13,836.30/20,751.68 = 3,973.27/x
  3. Step 3: Cross multiply
    13,836.30x = 20,751.68 × 3,973.27
  4. Step 4: Simplify right side
    13,836.30x = 82,452,027.59
  5. Step 5: Solve for x
    x = 82,452,027.59/13,836.30
  6. Step 6: Final answer
    x = 5,959.11

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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.