Home / 17,751.37-24,486.03-11,375.81

Finding the Fourth Proportional to 17,751.37, 24,486.03 and 11,375.81

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Solution

The fourth proportional to 17,751.37, 24,486.03 and 11,375.81 is: 15,691.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,751.37 : 24,486.03 = 11,375.81 : x
  2. Step 2: Convert to fraction form
    17,751.37/24,486.03 = 11,375.81/x
  3. Step 3: Cross multiply
    17,751.37x = 24,486.03 × 11,375.81
  4. Step 4: Simplify right side
    17,751.37x = 278,548,424.93
  5. Step 5: Solve for x
    x = 278,548,424.93/17,751.37
  6. Step 6: Final answer
    x = 15,691.66

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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.