Home / 33,261.10-49,857.89-28,405.96

Finding the Fourth Proportional to 33,261.10, 49,857.89 and 28,405.96

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Solution

The fourth proportional to 33,261.10, 49,857.89 and 28,405.96 is: 42,580.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,261.10 : 49,857.89 = 28,405.96 : x
  2. Step 2: Convert to fraction form
    33,261.10/49,857.89 = 28,405.96/x
  3. Step 3: Cross multiply
    33,261.10x = 49,857.89 × 28,405.96
  4. Step 4: Simplify right side
    33,261.10x = 1,416,261,229.02
  5. Step 5: Solve for x
    x = 1,416,261,229.02/33,261.10
  6. Step 6: Final answer
    x = 42,580.11

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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.