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Finding the Fourth Proportional to 33,916.50, 50,874.84 and 10,542.96

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Solution

The fourth proportional to 33,916.50, 50,874.84 and 10,542.96 is: 15,814.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,916.50 : 50,874.84 = 10,542.96 : x
  2. Step 2: Convert to fraction form
    33,916.50/50,874.84 = 10,542.96/x
  3. Step 3: Cross multiply
    33,916.50x = 50,874.84 × 10,542.96
  4. Step 4: Simplify right side
    33,916.50x = 536,371,403.13
  5. Step 5: Solve for x
    x = 536,371,403.13/33,916.50
  6. Step 6: Final answer
    x = 15,814.47

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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.