Home / 12,701.22-19,053.18-3,936.82

Finding the Fourth Proportional to 12,701.22, 19,053.18 and 3,936.82

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Solution

The fourth proportional to 12,701.22, 19,053.18 and 3,936.82 is: 5,905.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,701.22 : 19,053.18 = 3,936.82 : x
  2. Step 2: Convert to fraction form
    12,701.22/19,053.18 = 3,936.82/x
  3. Step 3: Cross multiply
    12,701.22x = 19,053.18 × 3,936.82
  4. Step 4: Simplify right side
    12,701.22x = 75,008,940.09
  5. Step 5: Solve for x
    x = 75,008,940.09/12,701.22
  6. Step 6: Final answer
    x = 5,905.65

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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.