Home / 13,196.66-19,796.93-3,835.46

Finding the Fourth Proportional to 13,196.66, 19,796.93 and 3,835.46

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Solution

The fourth proportional to 13,196.66, 19,796.93 and 3,835.46 is: 5,753.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,196.66 : 19,796.93 = 3,835.46 : x
  2. Step 2: Convert to fraction form
    13,196.66/19,796.93 = 3,835.46/x
  3. Step 3: Cross multiply
    13,196.66x = 19,796.93 × 3,835.46
  4. Step 4: Simplify right side
    13,196.66x = 75,930,367.05
  5. Step 5: Solve for x
    x = 75,930,367.05/13,196.66
  6. Step 6: Final answer
    x = 5,753.75

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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.