Home / 18,230.37-27,345.68-5,082.86

Finding the Fourth Proportional to 18,230.37, 27,345.68 and 5,082.86

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Solution

The fourth proportional to 18,230.37, 27,345.68 and 5,082.86 is: 7,624.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,230.37 : 27,345.68 = 5,082.86 : x
  2. Step 2: Convert to fraction form
    18,230.37/27,345.68 = 5,082.86/x
  3. Step 3: Cross multiply
    18,230.37x = 27,345.68 × 5,082.86
  4. Step 4: Simplify right side
    18,230.37x = 138,994,100.90
  5. Step 5: Solve for x
    x = 138,994,100.90/18,230.37
  6. Step 6: Final answer
    x = 7,624.32

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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.