Home / 22,182.07-33,253.30-8,138.80

Finding the Fourth Proportional to 22,182.07, 33,253.30 and 8,138.80

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Solution

The fourth proportional to 22,182.07, 33,253.30 and 8,138.80 is: 12,200.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,182.07 : 33,253.30 = 8,138.80 : x
  2. Step 2: Convert to fraction form
    22,182.07/33,253.30 = 8,138.80/x
  3. Step 3: Cross multiply
    22,182.07x = 33,253.30 × 8,138.80
  4. Step 4: Simplify right side
    22,182.07x = 270,641,958.04
  5. Step 5: Solve for x
    x = 270,641,958.04/22,182.07
  6. Step 6: Final answer
    x = 12,200.93

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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.