Home / 13,586.34-20,375.60-3,725.94

Finding the Fourth Proportional to 13,586.34, 20,375.60 and 3,725.94

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Solution

The fourth proportional to 13,586.34, 20,375.60 and 3,725.94 is: 5,587.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,586.34 : 20,375.60 = 3,725.94 : x
  2. Step 2: Convert to fraction form
    13,586.34/20,375.60 = 3,725.94/x
  3. Step 3: Cross multiply
    13,586.34x = 20,375.60 × 3,725.94
  4. Step 4: Simplify right side
    13,586.34x = 75,918,244.43
  5. Step 5: Solve for x
    x = 75,918,244.43/13,586.34
  6. Step 6: Final answer
    x = 5,587.84

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.