Home / 31,251.42-43,126.97-17,104.23

Finding the Fourth Proportional to 31,251.42, 43,126.97 and 17,104.23

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Solution

The fourth proportional to 31,251.42, 43,126.97 and 17,104.23 is: 23,603.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,251.42 : 43,126.97 = 17,104.23 : x
  2. Step 2: Convert to fraction form
    31,251.42/43,126.97 = 17,104.23/x
  3. Step 3: Cross multiply
    31,251.42x = 43,126.97 × 17,104.23
  4. Step 4: Simplify right side
    31,251.42x = 737,653,528.56
  5. Step 5: Solve for x
    x = 737,653,528.56/31,251.42
  6. Step 6: Final answer
    x = 23,603.84

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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.