Home / 31,906.80-47,944.68-17,126.64

Finding the Fourth Proportional to 31,906.80, 47,944.68 and 17,126.64

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Solution

The fourth proportional to 31,906.80, 47,944.68 and 17,126.64 is: 25,735.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,906.80 : 47,944.68 = 17,126.64 : x
  2. Step 2: Convert to fraction form
    31,906.80/47,944.68 = 17,126.64/x
  3. Step 3: Cross multiply
    31,906.80x = 47,944.68 × 17,126.64
  4. Step 4: Simplify right side
    31,906.80x = 821,131,274.28
  5. Step 5: Solve for x
    x = 821,131,274.28/31,906.80
  6. Step 6: Final answer
    x = 25,735.31

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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.