Home / 18,054.48-27,082.20-4,906.80

Finding the Fourth Proportional to 18,054.48, 27,082.20 and 4,906.80

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Solution

The fourth proportional to 18,054.48, 27,082.20 and 4,906.80 is: 7,360.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,054.48 : 27,082.20 = 4,906.80 : x
  2. Step 2: Convert to fraction form
    18,054.48/27,082.20 = 4,906.80/x
  3. Step 3: Cross multiply
    18,054.48x = 27,082.20 × 4,906.80
  4. Step 4: Simplify right side
    18,054.48x = 132,886,938.96
  5. Step 5: Solve for x
    x = 132,886,938.96/18,054.48
  6. Step 6: Final answer
    x = 7,360.33

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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.