Home / 22,212.23-33,265.49-12,832.83

Finding the Fourth Proportional to 22,212.23, 33,265.49 and 12,832.83

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Solution

The fourth proportional to 22,212.23, 33,265.49 and 12,832.83 is: 19,218.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,212.23 : 33,265.49 = 12,832.83 : x
  2. Step 2: Convert to fraction form
    22,212.23/33,265.49 = 12,832.83/x
  3. Step 3: Cross multiply
    22,212.23x = 33,265.49 × 12,832.83
  4. Step 4: Simplify right side
    22,212.23x = 426,890,313.87
  5. Step 5: Solve for x
    x = 426,890,313.87/22,212.23
  6. Step 6: Final answer
    x = 19,218.71

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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.