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Finding the Fourth Proportional to 33,535.94, 50,302.80 and 13,799.61

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Solution

The fourth proportional to 33,535.94, 50,302.80 and 13,799.61 is: 20,698.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,535.94 : 50,302.80 = 13,799.61 : x
  2. Step 2: Convert to fraction form
    33,535.94/50,302.80 = 13,799.61/x
  3. Step 3: Cross multiply
    33,535.94x = 50,302.80 × 13,799.61
  4. Step 4: Simplify right side
    33,535.94x = 694,159,021.91
  5. Step 5: Solve for x
    x = 694,159,021.91/33,535.94
  6. Step 6: Final answer
    x = 20,698.96

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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.