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Finding the Fourth Proportional to 33,201.12, 49,795.92 and 8,577.12

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Solution

The fourth proportional to 33,201.12, 49,795.92 and 8,577.12 is: 12,864.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,201.12 : 49,795.92 = 8,577.12 : x
  2. Step 2: Convert to fraction form
    33,201.12/49,795.92 = 8,577.12/x
  3. Step 3: Cross multiply
    33,201.12x = 49,795.92 × 8,577.12
  4. Step 4: Simplify right side
    33,201.12x = 427,105,581.35
  5. Step 5: Solve for x
    x = 427,105,581.35/33,201.12
  6. Step 6: Final answer
    x = 12,864.19

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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.