Home / 18,334.02-27,505.68-8,480.37

Finding the Fourth Proportional to 18,334.02, 27,505.68 and 8,480.37

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Solution

The fourth proportional to 18,334.02, 27,505.68 and 8,480.37 is: 12,722.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,334.02 : 27,505.68 = 8,480.37 : x
  2. Step 2: Convert to fraction form
    18,334.02/27,505.68 = 8,480.37/x
  3. Step 3: Cross multiply
    18,334.02x = 27,505.68 × 8,480.37
  4. Step 4: Simplify right side
    18,334.02x = 233,258,343.50
  5. Step 5: Solve for x
    x = 233,258,343.50/18,334.02
  6. Step 6: Final answer
    x = 12,722.71

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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.