Home / 17,020.96-25,531.62-5,176.66

Finding the Fourth Proportional to 17,020.96, 25,531.62 and 5,176.66

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Solution

The fourth proportional to 17,020.96, 25,531.62 and 5,176.66 is: 7,765.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,020.96 : 25,531.62 = 5,176.66 : x
  2. Step 2: Convert to fraction form
    17,020.96/25,531.62 = 5,176.66/x
  3. Step 3: Cross multiply
    17,020.96x = 25,531.62 × 5,176.66
  4. Step 4: Simplify right side
    17,020.96x = 132,168,515.99
  5. Step 5: Solve for x
    x = 132,168,515.99/17,020.96
  6. Step 6: Final answer
    x = 7,765.04

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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.