Home / 18,492.94-27,750.75-6,806.26

Finding the Fourth Proportional to 18,492.94, 27,750.75 and 6,806.26

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Solution

The fourth proportional to 18,492.94, 27,750.75 and 6,806.26 is: 10,213.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,492.94 : 27,750.75 = 6,806.26 : x
  2. Step 2: Convert to fraction form
    18,492.94/27,750.75 = 6,806.26/x
  3. Step 3: Cross multiply
    18,492.94x = 27,750.75 × 6,806.26
  4. Step 4: Simplify right side
    18,492.94x = 188,878,819.70
  5. Step 5: Solve for x
    x = 188,878,819.70/18,492.94
  6. Step 6: Final answer
    x = 10,213.56

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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.