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Finding the Fourth Proportional to 36,677.88, 50,615.28 and 19,910.88

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Solution

The fourth proportional to 36,677.88, 50,615.28 and 19,910.88 is: 27,476.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,677.88 : 50,615.28 = 19,910.88 : x
  2. Step 2: Convert to fraction form
    36,677.88/50,615.28 = 19,910.88/x
  3. Step 3: Cross multiply
    36,677.88x = 50,615.28 × 19,910.88
  4. Step 4: Simplify right side
    36,677.88x = 1,007,794,766.25
  5. Step 5: Solve for x
    x = 1,007,794,766.25/36,677.88
  6. Step 6: Final answer
    x = 27,476.91

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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.