Home / 13,456.62-20,186.46-3,596.31

Finding the Fourth Proportional to 13,456.62, 20,186.46 and 3,596.31

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Solution

The fourth proportional to 13,456.62, 20,186.46 and 3,596.31 is: 5,394.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,456.62 : 20,186.46 = 3,596.31 : x
  2. Step 2: Convert to fraction form
    13,456.62/20,186.46 = 3,596.31/x
  3. Step 3: Cross multiply
    13,456.62x = 20,186.46 × 3,596.31
  4. Step 4: Simplify right side
    13,456.62x = 72,596,767.96
  5. Step 5: Solve for x
    x = 72,596,767.96/13,456.62
  6. Step 6: Final answer
    x = 5,394.87

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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.