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Finding the Fourth Proportional to 33,650.10, 50,477.99 and 8,689.95

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Solution

The fourth proportional to 33,650.10, 50,477.99 and 8,689.95 is: 13,035.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,650.10 : 50,477.99 = 8,689.95 : x
  2. Step 2: Convert to fraction form
    33,650.10/50,477.99 = 8,689.95/x
  3. Step 3: Cross multiply
    33,650.10x = 50,477.99 × 8,689.95
  4. Step 4: Simplify right side
    33,650.10x = 438,651,165.75
  5. Step 5: Solve for x
    x = 438,651,165.75/33,650.10
  6. Step 6: Final answer
    x = 13,035.66

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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.