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Finding the Fourth Proportional to 33,118, 45,703.06 and 18,010.83

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Solution

The fourth proportional to 33,118, 45,703.06 and 18,010.83 is: 24,855.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,118 : 45,703.06 = 18,010.83 : x
  2. Step 2: Convert to fraction form
    33,118/45,703.06 = 18,010.83/x
  3. Step 3: Cross multiply
    33,118x = 45,703.06 × 18,010.83
  4. Step 4: Simplify right side
    33,118x = 823,150,044.14
  5. Step 5: Solve for x
    x = 823,150,044.14/33,118
  6. Step 6: Final answer
    x = 24,855.07

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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.