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Finding the Fourth Proportional to 33,776.73, 50,649.71 and 14,043.51

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Solution

The fourth proportional to 33,776.73, 50,649.71 and 14,043.51 is: 21,058.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,776.73 : 50,649.71 = 14,043.51 : x
  2. Step 2: Convert to fraction form
    33,776.73/50,649.71 = 14,043.51/x
  3. Step 3: Cross multiply
    33,776.73x = 50,649.71 × 14,043.51
  4. Step 4: Simplify right side
    33,776.73x = 711,299,638.66
  5. Step 5: Solve for x
    x = 711,299,638.66/33,776.73
  6. Step 6: Final answer
    x = 21,058.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.