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Finding the Fourth Proportional to 36,092.42, 49,806.04 and 20,984.44

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Solution

The fourth proportional to 36,092.42, 49,806.04 and 20,984.44 is: 28,957.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,092.42 : 49,806.04 = 20,984.44 : x
  2. Step 2: Convert to fraction form
    36,092.42/49,806.04 = 20,984.44/x
  3. Step 3: Cross multiply
    36,092.42x = 49,806.04 × 20,984.44
  4. Step 4: Simplify right side
    36,092.42x = 1,045,151,858.02
  5. Step 5: Solve for x
    x = 1,045,151,858.02/36,092.42
  6. Step 6: Final answer
    x = 28,957.66

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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.