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Finding the Fourth Proportional to 33,892.92, 46,772.48 and 18,785.81

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Solution

The fourth proportional to 33,892.92, 46,772.48 and 18,785.81 is: 25,924.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,892.92 : 46,772.48 = 18,785.81 : x
  2. Step 2: Convert to fraction form
    33,892.92/46,772.48 = 18,785.81/x
  3. Step 3: Cross multiply
    33,892.92x = 46,772.48 × 18,785.81
  4. Step 4: Simplify right side
    33,892.92x = 878,659,086.40
  5. Step 5: Solve for x
    x = 878,659,086.40/33,892.92
  6. Step 6: Final answer
    x = 25,924.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.