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Finding the Fourth Proportional to 33,086.67, 49,583.39 and 16,430.91

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Solution

The fourth proportional to 33,086.67, 49,583.39 and 16,430.91 is: 24,623.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,086.67 : 49,583.39 = 16,430.91 : x
  2. Step 2: Convert to fraction form
    33,086.67/49,583.39 = 16,430.91/x
  3. Step 3: Cross multiply
    33,086.67x = 49,583.39 × 16,430.91
  4. Step 4: Simplify right side
    33,086.67x = 814,700,136.43
  5. Step 5: Solve for x
    x = 814,700,136.43/33,086.67
  6. Step 6: Final answer
    x = 24,623.21

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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.