Home / 17,651.96-24,381.42-13,195.61

Finding the Fourth Proportional to 17,651.96, 24,381.42 and 13,195.61

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Solution

The fourth proportional to 17,651.96, 24,381.42 and 13,195.61 is: 18,226.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,651.96 : 24,381.42 = 13,195.61 : x
  2. Step 2: Convert to fraction form
    17,651.96/24,381.42 = 13,195.61/x
  3. Step 3: Cross multiply
    17,651.96x = 24,381.42 × 13,195.61
  4. Step 4: Simplify right side
    17,651.96x = 321,727,709.57
  5. Step 5: Solve for x
    x = 321,727,709.57/17,651.96
  6. Step 6: Final answer
    x = 18,226.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.