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Finding the Fourth Proportional to 36,051.53, 54,068.17 and 10,745.21

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Solution

The fourth proportional to 36,051.53, 54,068.17 and 10,745.21 is: 16,115.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,051.53 : 54,068.17 = 10,745.21 : x
  2. Step 2: Convert to fraction form
    36,051.53/54,068.17 = 10,745.21/x
  3. Step 3: Cross multiply
    36,051.53x = 54,068.17 × 10,745.21
  4. Step 4: Simplify right side
    36,051.53x = 580,973,840.97
  5. Step 5: Solve for x
    x = 580,973,840.97/36,051.53
  6. Step 6: Final answer
    x = 16,115.10

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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.