Home / 18,231.54-27,350.03-5,750.25

Finding the Fourth Proportional to 18,231.54, 27,350.03 and 5,750.25

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Solution

The fourth proportional to 18,231.54, 27,350.03 and 5,750.25 is: 8,626.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,231.54 : 27,350.03 = 5,750.25 : x
  2. Step 2: Convert to fraction form
    18,231.54/27,350.03 = 5,750.25/x
  3. Step 3: Cross multiply
    18,231.54x = 27,350.03 × 5,750.25
  4. Step 4: Simplify right side
    18,231.54x = 157,269,510.01
  5. Step 5: Solve for x
    x = 157,269,510.01/18,231.54
  6. Step 6: Final answer
    x = 8,626.23

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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.