Home / 17,077.68-25,619.49-5,231.18

Finding the Fourth Proportional to 17,077.68, 25,619.49 and 5,231.18

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Solution

The fourth proportional to 17,077.68, 25,619.49 and 5,231.18 is: 7,847.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,077.68 : 25,619.49 = 5,231.18 : x
  2. Step 2: Convert to fraction form
    17,077.68/25,619.49 = 5,231.18/x
  3. Step 3: Cross multiply
    17,077.68x = 25,619.49 × 5,231.18
  4. Step 4: Simplify right side
    17,077.68x = 134,020,163.70
  5. Step 5: Solve for x
    x = 134,020,163.70/17,077.68
  6. Step 6: Final answer
    x = 7,847.68

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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.