Home / 11,892.11-17,838.35-4,500.05

Finding the Fourth Proportional to 11,892.11, 17,838.35 and 4,500.05

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Solution

The fourth proportional to 11,892.11, 17,838.35 and 4,500.05 is: 6,750.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,892.11 : 17,838.35 = 4,500.05 : x
  2. Step 2: Convert to fraction form
    11,892.11/17,838.35 = 4,500.05/x
  3. Step 3: Cross multiply
    11,892.11x = 17,838.35 × 4,500.05
  4. Step 4: Simplify right side
    11,892.11x = 80,273,355.23
  5. Step 5: Solve for x
    x = 80,273,355.23/11,892.11
  6. Step 6: Final answer
    x = 6,750.14

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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.