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Finding the Fourth Proportional to 41,783.76, 57,662.80 and 22,922.08

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Solution

The fourth proportional to 41,783.76, 57,662.80 and 22,922.08 is: 31,633.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,783.76 : 57,662.80 = 22,922.08 : x
  2. Step 2: Convert to fraction form
    41,783.76/57,662.80 = 22,922.08/x
  3. Step 3: Cross multiply
    41,783.76x = 57,662.80 × 22,922.08
  4. Step 4: Simplify right side
    41,783.76x = 1,321,751,314.62
  5. Step 5: Solve for x
    x = 1,321,751,314.62/41,783.76
  6. Step 6: Final answer
    x = 31,633.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.