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Finding the Fourth Proportional to 43,872.93, 65,843.24 and 32,653.62

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Solution

The fourth proportional to 43,872.93, 65,843.24 and 32,653.62 is: 49,005.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,872.93 : 65,843.24 = 32,653.62 : x
  2. Step 2: Convert to fraction form
    43,872.93/65,843.24 = 32,653.62/x
  3. Step 3: Cross multiply
    43,872.93x = 65,843.24 × 32,653.62
  4. Step 4: Simplify right side
    43,872.93x = 2,150,019,975.26
  5. Step 5: Solve for x
    x = 2,150,019,975.26/43,872.93
  6. Step 6: Final answer
    x = 49,005.62

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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.