Home / 17,198.78-25,795.41-4,715.91

Finding the Fourth Proportional to 17,198.78, 25,795.41 and 4,715.91

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Solution

The fourth proportional to 17,198.78, 25,795.41 and 4,715.91 is: 7,073.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,198.78 : 25,795.41 = 4,715.91 : x
  2. Step 2: Convert to fraction form
    17,198.78/25,795.41 = 4,715.91/x
  3. Step 3: Cross multiply
    17,198.78x = 25,795.41 × 4,715.91
  4. Step 4: Simplify right side
    17,198.78x = 121,648,814.29
  5. Step 5: Solve for x
    x = 121,648,814.29/17,198.78
  6. Step 6: Final answer
    x = 7,073.11

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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.