Home / 13,197.13-19,796.30-3,336.49

Finding the Fourth Proportional to 13,197.13, 19,796.30 and 3,336.49

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Solution

The fourth proportional to 13,197.13, 19,796.30 and 3,336.49 is: 5,004.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,197.13 : 19,796.30 = 3,336.49 : x
  2. Step 2: Convert to fraction form
    13,197.13/19,796.30 = 3,336.49/x
  3. Step 3: Cross multiply
    13,197.13x = 19,796.30 × 3,336.49
  4. Step 4: Simplify right side
    13,197.13x = 66,050,177.56
  5. Step 5: Solve for x
    x = 66,050,177.56/13,197.13
  6. Step 6: Final answer
    x = 5,004.89

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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.