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Finding the Fourth Proportional to 33,755.32, 50,640.16 and 11,562.74

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Solution

The fourth proportional to 33,755.32, 50,640.16 and 11,562.74 is: 17,346.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,755.32 : 50,640.16 = 11,562.74 : x
  2. Step 2: Convert to fraction form
    33,755.32/50,640.16 = 11,562.74/x
  3. Step 3: Cross multiply
    33,755.32x = 50,640.16 × 11,562.74
  4. Step 4: Simplify right side
    33,755.32x = 585,539,003.64
  5. Step 5: Solve for x
    x = 585,539,003.64/33,755.32
  6. Step 6: Final answer
    x = 17,346.57

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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.