Home / 22,370.94-33,540-11,832.42

Finding the Fourth Proportional to 22,370.94, 33,540 and 11,832.42

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Solution

The fourth proportional to 22,370.94, 33,540 and 11,832.42 is: 17,739.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,370.94 : 33,540 = 11,832.42 : x
  2. Step 2: Convert to fraction form
    22,370.94/33,540 = 11,832.42/x
  3. Step 3: Cross multiply
    22,370.94x = 33,540 × 11,832.42
  4. Step 4: Simplify right side
    22,370.94x = 396,859,366.80
  5. Step 5: Solve for x
    x = 396,859,366.80/22,370.94
  6. Step 6: Final answer
    x = 17,739.95

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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.