Home / 33,580.32-50,370.48-8,620.38

Finding the Fourth Proportional to 33,580.32, 50,370.48 and 8,620.38

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Solution

The fourth proportional to 33,580.32, 50,370.48 and 8,620.38 is: 12,930.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,580.32 : 50,370.48 = 8,620.38 : x
  2. Step 2: Convert to fraction form
    33,580.32/50,370.48 = 8,620.38/x
  3. Step 3: Cross multiply
    33,580.32x = 50,370.48 × 8,620.38
  4. Step 4: Simplify right side
    33,580.32x = 434,212,678.38
  5. Step 5: Solve for x
    x = 434,212,678.38/33,580.32
  6. Step 6: Final answer
    x = 12,930.57

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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.