Home / 13,957.26-20,938.17-4,096.86

Finding the Fourth Proportional to 13,957.26, 20,938.17 and 4,096.86

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Solution

The fourth proportional to 13,957.26, 20,938.17 and 4,096.86 is: 6,145.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,957.26 : 20,938.17 = 4,096.86 : x
  2. Step 2: Convert to fraction form
    13,957.26/20,938.17 = 4,096.86/x
  3. Step 3: Cross multiply
    13,957.26x = 20,938.17 × 4,096.86
  4. Step 4: Simplify right side
    13,957.26x = 85,780,751.15
  5. Step 5: Solve for x
    x = 85,780,751.15/13,957.26
  6. Step 6: Final answer
    x = 6,145.96

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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.