Home / 29,199.23-43,806.12-8,422.73

Finding the Fourth Proportional to 29,199.23, 43,806.12 and 8,422.73

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Solution

The fourth proportional to 29,199.23, 43,806.12 and 8,422.73 is: 12,636.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,199.23 : 43,806.12 = 8,422.73 : x
  2. Step 2: Convert to fraction form
    29,199.23/43,806.12 = 8,422.73/x
  3. Step 3: Cross multiply
    29,199.23x = 43,806.12 × 8,422.73
  4. Step 4: Simplify right side
    29,199.23x = 368,966,902.08
  5. Step 5: Solve for x
    x = 368,966,902.08/29,199.23
  6. Step 6: Final answer
    x = 12,636.19

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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.