Home / 31,262.91-43,142.97-17,834.03

Finding the Fourth Proportional to 31,262.91, 43,142.97 and 17,834.03

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Solution

The fourth proportional to 31,262.91, 43,142.97 and 17,834.03 is: 24,611.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,262.91 : 43,142.97 = 17,834.03 : x
  2. Step 2: Convert to fraction form
    31,262.91/43,142.97 = 17,834.03/x
  3. Step 3: Cross multiply
    31,262.91x = 43,142.97 × 17,834.03
  4. Step 4: Simplify right side
    31,262.91x = 769,412,805.55
  5. Step 5: Solve for x
    x = 769,412,805.55/31,262.91
  6. Step 6: Final answer
    x = 24,611.04

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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.