Home / 17,570.43-26,358.09-7,179.75

Finding the Fourth Proportional to 17,570.43, 26,358.09 and 7,179.75

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Solution

The fourth proportional to 17,570.43, 26,358.09 and 7,179.75 is: 10,770.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,570.43 : 26,358.09 = 7,179.75 : x
  2. Step 2: Convert to fraction form
    17,570.43/26,358.09 = 7,179.75/x
  3. Step 3: Cross multiply
    17,570.43x = 26,358.09 × 7,179.75
  4. Step 4: Simplify right side
    17,570.43x = 189,244,496.68
  5. Step 5: Solve for x
    x = 189,244,496.68/17,570.43
  6. Step 6: Final answer
    x = 10,770.62

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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.