Home / 13,586.73-20,377.26-3,725.16

Finding the Fourth Proportional to 13,586.73, 20,377.26 and 3,725.16

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Solution

The fourth proportional to 13,586.73, 20,377.26 and 3,725.16 is: 5,586.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,586.73 : 20,377.26 = 3,725.16 : x
  2. Step 2: Convert to fraction form
    13,586.73/20,377.26 = 3,725.16/x
  3. Step 3: Cross multiply
    13,586.73x = 20,377.26 × 3,725.16
  4. Step 4: Simplify right side
    13,586.73x = 75,908,553.86
  5. Step 5: Solve for x
    x = 75,908,553.86/13,586.73
  6. Step 6: Final answer
    x = 5,586.96

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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.