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Finding the Fourth Proportional to 33,145.67, 49,726.00 and 10,961.39

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Solution

The fourth proportional to 33,145.67, 49,726.00 and 10,961.39 is: 16,444.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,145.67 : 49,726.00 = 10,961.39 : x
  2. Step 2: Convert to fraction form
    33,145.67/49,726.00 = 10,961.39/x
  3. Step 3: Cross multiply
    33,145.67x = 49,726.00 × 10,961.39
  4. Step 4: Simplify right side
    33,145.67x = 545,066,217.16
  5. Step 5: Solve for x
    x = 545,066,217.16/33,145.67
  6. Step 6: Final answer
    x = 16,444.57

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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.