Home / 15,236.82-22,834.56-8,578.62

Finding the Fourth Proportional to 15,236.82, 22,834.56 and 8,578.62

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Solution

The fourth proportional to 15,236.82, 22,834.56 and 8,578.62 is: 12,856.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,236.82 : 22,834.56 = 8,578.62 : x
  2. Step 2: Convert to fraction form
    15,236.82/22,834.56 = 8,578.62/x
  3. Step 3: Cross multiply
    15,236.82x = 22,834.56 × 8,578.62
  4. Step 4: Simplify right side
    15,236.82x = 195,889,013.11
  5. Step 5: Solve for x
    x = 195,889,013.11/15,236.82
  6. Step 6: Final answer
    x = 12,856.29

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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.