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Finding the Fourth Proportional to 36,244.50, 50,017.50 and 21,147.54

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Solution

The fourth proportional to 36,244.50, 50,017.50 and 21,147.54 is: 29,183.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,244.50 : 50,017.50 = 21,147.54 : x
  2. Step 2: Convert to fraction form
    36,244.50/50,017.50 = 21,147.54/x
  3. Step 3: Cross multiply
    36,244.50x = 50,017.50 × 21,147.54
  4. Step 4: Simplify right side
    36,244.50x = 1,057,747,081.95
  5. Step 5: Solve for x
    x = 1,057,747,081.95/36,244.50
  6. Step 6: Final answer
    x = 29,183.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.