Home / 13,029.31-19,545.27-3,669.31

Finding the Fourth Proportional to 13,029.31, 19,545.27 and 3,669.31

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Solution

The fourth proportional to 13,029.31, 19,545.27 and 3,669.31 is: 5,504.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,029.31 : 19,545.27 = 3,669.31 : x
  2. Step 2: Convert to fraction form
    13,029.31/19,545.27 = 3,669.31/x
  3. Step 3: Cross multiply
    13,029.31x = 19,545.27 × 3,669.31
  4. Step 4: Simplify right side
    13,029.31x = 71,717,654.66
  5. Step 5: Solve for x
    x = 71,717,654.66/13,029.31
  6. Step 6: Final answer
    x = 5,504.33

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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.