Home / 13,832.89-20,747.17-5,065.75

Finding the Fourth Proportional to 13,832.89, 20,747.17 and 5,065.75

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Solution

The fourth proportional to 13,832.89, 20,747.17 and 5,065.75 is: 7,597.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,832.89 : 20,747.17 = 5,065.75 : x
  2. Step 2: Convert to fraction form
    13,832.89/20,747.17 = 5,065.75/x
  3. Step 3: Cross multiply
    13,832.89x = 20,747.17 × 5,065.75
  4. Step 4: Simplify right side
    13,832.89x = 105,100,008.69
  5. Step 5: Solve for x
    x = 105,100,008.69/13,832.89
  6. Step 6: Final answer
    x = 7,597.84

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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.