Home / 12,716.10-19,067.67-4,927.14

Finding the Fourth Proportional to 12,716.10, 19,067.67 and 4,927.14

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Solution

The fourth proportional to 12,716.10, 19,067.67 and 4,927.14 is: 7,388.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,716.10 : 19,067.67 = 4,927.14 : x
  2. Step 2: Convert to fraction form
    12,716.10/19,067.67 = 4,927.14/x
  3. Step 3: Cross multiply
    12,716.10x = 19,067.67 × 4,927.14
  4. Step 4: Simplify right side
    12,716.10x = 93,949,079.56
  5. Step 5: Solve for x
    x = 93,949,079.56/12,716.10
  6. Step 6: Final answer
    x = 7,388.20

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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.