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Finding the Fourth Proportional to 33,881.83, 50,825.24 and 8,921.71

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Solution

The fourth proportional to 33,881.83, 50,825.24 and 8,921.71 is: 13,383.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,881.83 : 50,825.24 = 8,921.71 : x
  2. Step 2: Convert to fraction form
    33,881.83/50,825.24 = 8,921.71/x
  3. Step 3: Cross multiply
    33,881.83x = 50,825.24 × 8,921.71
  4. Step 4: Simplify right side
    33,881.83x = 453,447,936.97
  5. Step 5: Solve for x
    x = 453,447,936.97/33,881.83
  6. Step 6: Final answer
    x = 13,383.22

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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.