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Finding the Fourth Proportional to 41,611.92, 62,362.80 and 21,850.08

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Solution

The fourth proportional to 41,611.92, 62,362.80 and 21,850.08 is: 32,746.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,611.92 : 62,362.80 = 21,850.08 : x
  2. Step 2: Convert to fraction form
    41,611.92/62,362.80 = 21,850.08/x
  3. Step 3: Cross multiply
    41,611.92x = 62,362.80 × 21,850.08
  4. Step 4: Simplify right side
    41,611.92x = 1,362,632,169.02
  5. Step 5: Solve for x
    x = 1,362,632,169.02/41,611.92
  6. Step 6: Final answer
    x = 32,746.20

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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.