Home / 12,874.68-19,314.72-4,110.48

Finding the Fourth Proportional to 12,874.68, 19,314.72 and 4,110.48

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Solution

The fourth proportional to 12,874.68, 19,314.72 and 4,110.48 is: 6,166.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,874.68 : 19,314.72 = 4,110.48 : x
  2. Step 2: Convert to fraction form
    12,874.68/19,314.72 = 4,110.48/x
  3. Step 3: Cross multiply
    12,874.68x = 19,314.72 × 4,110.48
  4. Step 4: Simplify right side
    12,874.68x = 79,392,770.27
  5. Step 5: Solve for x
    x = 79,392,770.27/12,874.68
  6. Step 6: Final answer
    x = 6,166.58

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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.