Home / 13,849.11-20,773.71-3,460.86

Finding the Fourth Proportional to 13,849.11, 20,773.71 and 3,460.86

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Solution

The fourth proportional to 13,849.11, 20,773.71 and 3,460.86 is: 5,191.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,849.11 : 20,773.71 = 3,460.86 : x
  2. Step 2: Convert to fraction form
    13,849.11/20,773.71 = 3,460.86/x
  3. Step 3: Cross multiply
    13,849.11x = 20,773.71 × 3,460.86
  4. Step 4: Simplify right side
    13,849.11x = 71,894,901.99
  5. Step 5: Solve for x
    x = 71,894,901.99/13,849.11
  6. Step 6: Final answer
    x = 5,191.30

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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.