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Finding the Fourth Proportional to 33,361.59, 49,957.74 and 20,026.29

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Solution

The fourth proportional to 33,361.59, 49,957.74 and 20,026.29 is: 29,988.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,361.59 : 49,957.74 = 20,026.29 : x
  2. Step 2: Convert to fraction form
    33,361.59/49,957.74 = 20,026.29/x
  3. Step 3: Cross multiply
    33,361.59x = 49,957.74 × 20,026.29
  4. Step 4: Simplify right side
    33,361.59x = 1,000,468,188.98
  5. Step 5: Solve for x
    x = 1,000,468,188.98/33,361.59
  6. Step 6: Final answer
    x = 29,988.62

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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.