Home / 31,253.44-43,129.82-17,106.28

Finding the Fourth Proportional to 31,253.44, 43,129.82 and 17,106.28

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Solution

The fourth proportional to 31,253.44, 43,129.82 and 17,106.28 is: 23,606.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,253.44 : 43,129.82 = 17,106.28 : x
  2. Step 2: Convert to fraction form
    31,253.44/43,129.82 = 17,106.28/x
  3. Step 3: Cross multiply
    31,253.44x = 43,129.82 × 17,106.28
  4. Step 4: Simplify right side
    31,253.44x = 737,790,777.27
  5. Step 5: Solve for x
    x = 737,790,777.27/31,253.44
  6. Step 6: Final answer
    x = 23,606.71

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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.