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Finding the Fourth Proportional to 36,466.56, 54,699.72 and 11,842.56

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Solution

The fourth proportional to 36,466.56, 54,699.72 and 11,842.56 is: 17,763.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,466.56 : 54,699.72 = 11,842.56 : x
  2. Step 2: Convert to fraction form
    36,466.56/54,699.72 = 11,842.56/x
  3. Step 3: Cross multiply
    36,466.56x = 54,699.72 × 11,842.56
  4. Step 4: Simplify right side
    36,466.56x = 647,784,716.08
  5. Step 5: Solve for x
    x = 647,784,716.08/36,466.56
  6. Step 6: Final answer
    x = 17,763.80

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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.