Home / 22,302.78-33,456.26-8,074.81

Finding the Fourth Proportional to 22,302.78, 33,456.26 and 8,074.81

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Solution

The fourth proportional to 22,302.78, 33,456.26 and 8,074.81 is: 12,112.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,302.78 : 33,456.26 = 8,074.81 : x
  2. Step 2: Convert to fraction form
    22,302.78/33,456.26 = 8,074.81/x
  3. Step 3: Cross multiply
    22,302.78x = 33,456.26 × 8,074.81
  4. Step 4: Simplify right side
    22,302.78x = 270,152,942.81
  5. Step 5: Solve for x
    x = 270,152,942.81/22,302.78
  6. Step 6: Final answer
    x = 12,112.97

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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.