Home / 18,183.66-27,264.36-8,325.96

Finding the Fourth Proportional to 18,183.66, 27,264.36 and 8,325.96

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Solution

The fourth proportional to 18,183.66, 27,264.36 and 8,325.96 is: 12,483.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,183.66 : 27,264.36 = 8,325.96 : x
  2. Step 2: Convert to fraction form
    18,183.66/27,264.36 = 8,325.96/x
  3. Step 3: Cross multiply
    18,183.66x = 27,264.36 × 8,325.96
  4. Step 4: Simplify right side
    18,183.66x = 227,001,970.79
  5. Step 5: Solve for x
    x = 227,001,970.79/18,183.66
  6. Step 6: Final answer
    x = 12,483.84

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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.