Home / 18,396.05-27,572.47-8,514.46

Finding the Fourth Proportional to 18,396.05, 27,572.47 and 8,514.46

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Solution

The fourth proportional to 18,396.05, 27,572.47 and 8,514.46 is: 12,761.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,396.05 : 27,572.47 = 8,514.46 : x
  2. Step 2: Convert to fraction form
    18,396.05/27,572.47 = 8,514.46/x
  3. Step 3: Cross multiply
    18,396.05x = 27,572.47 × 8,514.46
  4. Step 4: Simplify right side
    18,396.05x = 234,764,692.92
  5. Step 5: Solve for x
    x = 234,764,692.92/18,396.05
  6. Step 6: Final answer
    x = 12,761.69

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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.