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Finding the Fourth Proportional to 36,651.23, 50,578.70 and 19,884.23

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Solution

The fourth proportional to 36,651.23, 50,578.70 and 19,884.23 is: 27,440.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,651.23 : 50,578.70 = 19,884.23 : x
  2. Step 2: Convert to fraction form
    36,651.23/50,578.70 = 19,884.23/x
  3. Step 3: Cross multiply
    36,651.23x = 50,578.70 × 19,884.23
  4. Step 4: Simplify right side
    36,651.23x = 1,005,718,793.53
  5. Step 5: Solve for x
    x = 1,005,718,793.53/36,651.23
  6. Step 6: Final answer
    x = 27,440.24

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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.