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Finding the Fourth Proportional to 36,881.73, 55,361.02 and 32,691.60

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Solution

The fourth proportional to 36,881.73, 55,361.02 and 32,691.60 is: 49,071.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,881.73 : 55,361.02 = 32,691.60 : x
  2. Step 2: Convert to fraction form
    36,881.73/55,361.02 = 32,691.60/x
  3. Step 3: Cross multiply
    36,881.73x = 55,361.02 × 32,691.60
  4. Step 4: Simplify right side
    36,881.73x = 1,809,840,301.00
  5. Step 5: Solve for x
    x = 1,809,840,301.00/36,881.73
  6. Step 6: Final answer
    x = 49,071.46

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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.