Home / 12,806.22-19,209.33-4,042.02

Finding the Fourth Proportional to 12,806.22, 19,209.33 and 4,042.02

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Solution

The fourth proportional to 12,806.22, 19,209.33 and 4,042.02 is: 6,063.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,806.22 : 19,209.33 = 4,042.02 : x
  2. Step 2: Convert to fraction form
    12,806.22/19,209.33 = 4,042.02/x
  3. Step 3: Cross multiply
    12,806.22x = 19,209.33 × 4,042.02
  4. Step 4: Simplify right side
    12,806.22x = 77,644,496.05
  5. Step 5: Solve for x
    x = 77,644,496.05/12,806.22
  6. Step 6: Final answer
    x = 6,063.03

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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.