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Finding the Fourth Proportional to 33,170.92, 49,776.78 and 13,176.92

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Solution

The fourth proportional to 33,170.92, 49,776.78 and 13,176.92 is: 19,773.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,170.92 : 49,776.78 = 13,176.92 : x
  2. Step 2: Convert to fraction form
    33,170.92/49,776.78 = 13,176.92/x
  3. Step 3: Cross multiply
    33,170.92x = 49,776.78 × 13,176.92
  4. Step 4: Simplify right side
    33,170.92x = 655,904,647.92
  5. Step 5: Solve for x
    x = 655,904,647.92/33,170.92
  6. Step 6: Final answer
    x = 19,773.48

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1.5x scale

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.