Home / 22,212.99-33,293.58-8,162.43

Finding the Fourth Proportional to 22,212.99, 33,293.58 and 8,162.43

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Solution

The fourth proportional to 22,212.99, 33,293.58 and 8,162.43 is: 12,234.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,212.99 : 33,293.58 = 8,162.43 : x
  2. Step 2: Convert to fraction form
    22,212.99/33,293.58 = 8,162.43/x
  3. Step 3: Cross multiply
    22,212.99x = 33,293.58 × 8,162.43
  4. Step 4: Simplify right side
    22,212.99x = 271,756,516.20
  5. Step 5: Solve for x
    x = 271,756,516.20/22,212.99
  6. Step 6: Final answer
    x = 12,234.13

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1.5x scale

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.