Home / 17,311.52-25,990.34-11,708.01

Finding the Fourth Proportional to 17,311.52, 25,990.34 and 11,708.01

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Solution

The fourth proportional to 17,311.52, 25,990.34 and 11,708.01 is: 17,577.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,311.52 : 25,990.34 = 11,708.01 : x
  2. Step 2: Convert to fraction form
    17,311.52/25,990.34 = 11,708.01/x
  3. Step 3: Cross multiply
    17,311.52x = 25,990.34 × 11,708.01
  4. Step 4: Simplify right side
    17,311.52x = 304,295,160.62
  5. Step 5: Solve for x
    x = 304,295,160.62/17,311.52
  6. Step 6: Final answer
    x = 17,577.61

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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.