Home / 12,556.11-18,834.07-3,196.04

Finding the Fourth Proportional to 12,556.11, 18,834.07 and 3,196.04

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Solution

The fourth proportional to 12,556.11, 18,834.07 and 3,196.04 is: 4,794.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,556.11 : 18,834.07 = 3,196.04 : x
  2. Step 2: Convert to fraction form
    12,556.11/18,834.07 = 3,196.04/x
  3. Step 3: Cross multiply
    12,556.11x = 18,834.07 × 3,196.04
  4. Step 4: Simplify right side
    12,556.11x = 60,194,441.08
  5. Step 5: Solve for x
    x = 60,194,441.08/12,556.11
  6. Step 6: Final answer
    x = 4,794.04

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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.