Home / 17,311.27-25,989.96-11,707.76

Finding the Fourth Proportional to 17,311.27, 25,989.96 and 11,707.76

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Solution

The fourth proportional to 17,311.27, 25,989.96 and 11,707.76 is: 17,577.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,311.27 : 25,989.96 = 11,707.76 : x
  2. Step 2: Convert to fraction form
    17,311.27/25,989.96 = 11,707.76/x
  3. Step 3: Cross multiply
    17,311.27x = 25,989.96 × 11,707.76
  4. Step 4: Simplify right side
    17,311.27x = 304,284,214.09
  5. Step 5: Solve for x
    x = 304,284,214.09/17,311.27
  6. Step 6: Final answer
    x = 17,577.23

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1.5x scale

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.