Home / 53,198.72-79,791.40-15,757.96

Finding the Fourth Proportional to 53,198.72, 79,791.40 and 15,757.96

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Solution

The fourth proportional to 53,198.72, 79,791.40 and 15,757.96 is: 23,634.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,198.72 : 79,791.40 = 15,757.96 : x
  2. Step 2: Convert to fraction form
    53,198.72/79,791.40 = 15,757.96/x
  3. Step 3: Cross multiply
    53,198.72x = 79,791.40 × 15,757.96
  4. Step 4: Simplify right side
    53,198.72x = 1,257,349,689.54
  5. Step 5: Solve for x
    x = 1,257,349,689.54/53,198.72
  6. Step 6: Final answer
    x = 23,634.96

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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.