Home / 34,741.45-47,939.36-19,634.09

Finding the Fourth Proportional to 34,741.45, 47,939.36 and 19,634.09

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Solution

The fourth proportional to 34,741.45, 47,939.36 and 19,634.09 is: 27,092.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,741.45 : 47,939.36 = 19,634.09 : x
  2. Step 2: Convert to fraction form
    34,741.45/47,939.36 = 19,634.09/x
  3. Step 3: Cross multiply
    34,741.45x = 47,939.36 × 19,634.09
  4. Step 4: Simplify right side
    34,741.45x = 941,245,708.78
  5. Step 5: Solve for x
    x = 941,245,708.78/34,741.45
  6. Step 6: Final answer
    x = 27,092.88

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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.