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Finding the Fourth Proportional to 32,168, 44,391.84 and 18,020.84

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Solution

The fourth proportional to 32,168, 44,391.84 and 18,020.84 is: 24,868.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,168 : 44,391.84 = 18,020.84 : x
  2. Step 2: Convert to fraction form
    32,168/44,391.84 = 18,020.84/x
  3. Step 3: Cross multiply
    32,168x = 44,391.84 × 18,020.84
  4. Step 4: Simplify right side
    32,168x = 799,978,245.95
  5. Step 5: Solve for x
    x = 799,978,245.95/32,168
  6. Step 6: Final answer
    x = 24,868.76

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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.