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Finding the Fourth Proportional to 50,514.84, 69,631.11 and 34,571.61

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Solution

The fourth proportional to 50,514.84, 69,631.11 and 34,571.61 is: 47,654.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,514.84 : 69,631.11 = 34,571.61 : x
  2. Step 2: Convert to fraction form
    50,514.84/69,631.11 = 34,571.61/x
  3. Step 3: Cross multiply
    50,514.84x = 69,631.11 × 34,571.61
  4. Step 4: Simplify right side
    50,514.84x = 2,407,259,578.79
  5. Step 5: Solve for x
    x = 2,407,259,578.79/50,514.84
  6. Step 6: Final answer
    x = 47,654.50

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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.