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Finding the Fourth Proportional to 36,361.71, 54,558.36 and 19,733.49

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Solution

The fourth proportional to 36,361.71, 54,558.36 and 19,733.49 is: 29,608.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,361.71 : 54,558.36 = 19,733.49 : x
  2. Step 2: Convert to fraction form
    36,361.71/54,558.36 = 19,733.49/x
  3. Step 3: Cross multiply
    36,361.71x = 54,558.36 × 19,733.49
  4. Step 4: Simplify right side
    36,361.71x = 1,076,626,851.48
  5. Step 5: Solve for x
    x = 1,076,626,851.48/36,361.71
  6. Step 6: Final answer
    x = 29,608.81

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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.