Home / 18,059.10-27,087.78-6,214.05

Finding the Fourth Proportional to 18,059.10, 27,087.78 and 6,214.05

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Solution

The fourth proportional to 18,059.10, 27,087.78 and 6,214.05 is: 9,320.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,059.10 : 27,087.78 = 6,214.05 : x
  2. Step 2: Convert to fraction form
    18,059.10/27,087.78 = 6,214.05/x
  3. Step 3: Cross multiply
    18,059.10x = 27,087.78 × 6,214.05
  4. Step 4: Simplify right side
    18,059.10x = 168,324,819.31
  5. Step 5: Solve for x
    x = 168,324,819.31/18,059.10
  6. Step 6: Final answer
    x = 9,320.78

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1.5x scale

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.