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Finding the Fourth Proportional to 33,006, 45,550.68 and 18,858.54

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Solution

The fourth proportional to 33,006, 45,550.68 and 18,858.54 is: 26,026.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,006 : 45,550.68 = 18,858.54 : x
  2. Step 2: Convert to fraction form
    33,006/45,550.68 = 18,858.54/x
  3. Step 3: Cross multiply
    33,006x = 45,550.68 × 18,858.54
  4. Step 4: Simplify right side
    33,006x = 859,019,320.81
  5. Step 5: Solve for x
    x = 859,019,320.81/33,006
  6. Step 6: Final answer
    x = 26,026.16

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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.