Home / 18,254.50-27,383.52-8,396.54

Finding the Fourth Proportional to 18,254.50, 27,383.52 and 8,396.54

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Solution

The fourth proportional to 18,254.50, 27,383.52 and 8,396.54 is: 12,595.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,254.50 : 27,383.52 = 8,396.54 : x
  2. Step 2: Convert to fraction form
    18,254.50/27,383.52 = 8,396.54/x
  3. Step 3: Cross multiply
    18,254.50x = 27,383.52 × 8,396.54
  4. Step 4: Simplify right side
    18,254.50x = 229,926,821.02
  5. Step 5: Solve for x
    x = 229,926,821.02/18,254.50
  6. Step 6: Final answer
    x = 12,595.62

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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.