Home / 13,793.01-20,673.30-6,381.81

Finding the Fourth Proportional to 13,793.01, 20,673.30 and 6,381.81

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Solution

The fourth proportional to 13,793.01, 20,673.30 and 6,381.81 is: 9,565.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,793.01 : 20,673.30 = 6,381.81 : x
  2. Step 2: Convert to fraction form
    13,793.01/20,673.30 = 6,381.81/x
  3. Step 3: Cross multiply
    13,793.01x = 20,673.30 × 6,381.81
  4. Step 4: Simplify right side
    13,793.01x = 131,933,096.60
  5. Step 5: Solve for x
    x = 131,933,096.60/13,793.01
  6. Step 6: Final answer
    x = 9,565.22

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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.