Home / 13,091.66-19,634.52-3,731.47

Finding the Fourth Proportional to 13,091.66, 19,634.52 and 3,731.47

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Solution

The fourth proportional to 13,091.66, 19,634.52 and 3,731.47 is: 5,596.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,091.66 : 19,634.52 = 3,731.47 : x
  2. Step 2: Convert to fraction form
    13,091.66/19,634.52 = 3,731.47/x
  3. Step 3: Cross multiply
    13,091.66x = 19,634.52 × 3,731.47
  4. Step 4: Simplify right side
    13,091.66x = 73,265,660.88
  5. Step 5: Solve for x
    x = 73,265,660.88/13,091.66
  6. Step 6: Final answer
    x = 5,596.36

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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.