Home / 19,179.66-28,767.66-6,697.36

Finding the Fourth Proportional to 19,179.66, 28,767.66 and 6,697.36

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Solution

The fourth proportional to 19,179.66, 28,767.66 and 6,697.36 is: 10,045.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,179.66 : 28,767.66 = 6,697.36 : x
  2. Step 2: Convert to fraction form
    19,179.66/28,767.66 = 6,697.36/x
  3. Step 3: Cross multiply
    19,179.66x = 28,767.66 × 6,697.36
  4. Step 4: Simplify right side
    19,179.66x = 192,667,375.38
  5. Step 5: Solve for x
    x = 192,667,375.38/19,179.66
  6. Step 6: Final answer
    x = 10,045.40

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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.