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Finding the Fourth Proportional to 33,672.60, 50,581.80 and 32,433.30

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Solution

The fourth proportional to 33,672.60, 50,581.80 and 32,433.30 is: 48,720.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,672.60 : 50,581.80 = 32,433.30 : x
  2. Step 2: Convert to fraction form
    33,672.60/50,581.80 = 32,433.30/x
  3. Step 3: Cross multiply
    33,672.60x = 50,581.80 × 32,433.30
  4. Step 4: Simplify right side
    33,672.60x = 1,640,534,693.94
  5. Step 5: Solve for x
    x = 1,640,534,693.94/33,672.60
  6. Step 6: Final answer
    x = 48,720.17

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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.