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Finding the Fourth Proportional to 36,675.50, 50,612.22 and 19,908.50

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Solution

The fourth proportional to 36,675.50, 50,612.22 and 19,908.50 is: 27,473.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,675.50 : 50,612.22 = 19,908.50 : x
  2. Step 2: Convert to fraction form
    36,675.50/50,612.22 = 19,908.50/x
  3. Step 3: Cross multiply
    36,675.50x = 50,612.22 × 19,908.50
  4. Step 4: Simplify right side
    36,675.50x = 1,007,613,381.87
  5. Step 5: Solve for x
    x = 1,007,613,381.87/36,675.50
  6. Step 6: Final answer
    x = 27,473.75

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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.