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Finding the Fourth Proportional to 36,768.69, 55,235.03 and 22,739.04

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Solution

The fourth proportional to 36,768.69, 55,235.03 and 22,739.04 is: 34,159.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,768.69 : 55,235.03 = 22,739.04 : x
  2. Step 2: Convert to fraction form
    36,768.69/55,235.03 = 22,739.04/x
  3. Step 3: Cross multiply
    36,768.69x = 55,235.03 × 22,739.04
  4. Step 4: Simplify right side
    36,768.69x = 1,255,991,442.88
  5. Step 5: Solve for x
    x = 1,255,991,442.88/36,768.69
  6. Step 6: Final answer
    x = 34,159.27

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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.