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Finding the Fourth Proportional to 33,892.52, 50,838.92 and 18,908.88

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Solution

The fourth proportional to 33,892.52, 50,838.92 and 18,908.88 is: 28,363.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,892.52 : 50,838.92 = 18,908.88 : x
  2. Step 2: Convert to fraction form
    33,892.52/50,838.92 = 18,908.88/x
  3. Step 3: Cross multiply
    33,892.52x = 50,838.92 × 18,908.88
  4. Step 4: Simplify right side
    33,892.52x = 961,307,037.61
  5. Step 5: Solve for x
    x = 961,307,037.61/33,892.52
  6. Step 6: Final answer
    x = 28,363.40

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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.