Home / 17,198.66-25,795.91-4,719.70

Finding the Fourth Proportional to 17,198.66, 25,795.91 and 4,719.70

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Solution

The fourth proportional to 17,198.66, 25,795.91 and 4,719.70 is: 7,078.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,198.66 : 25,795.91 = 4,719.70 : x
  2. Step 2: Convert to fraction form
    17,198.66/25,795.91 = 4,719.70/x
  3. Step 3: Cross multiply
    17,198.66x = 25,795.91 × 4,719.70
  4. Step 4: Simplify right side
    17,198.66x = 121,748,956.43
  5. Step 5: Solve for x
    x = 121,748,956.43/17,198.66
  6. Step 6: Final answer
    x = 7,078.98

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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.