Home / 18,183.02-25,086.38-10,223.55

Finding the Fourth Proportional to 18,183.02, 25,086.38 and 10,223.55

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Solution

The fourth proportional to 18,183.02, 25,086.38 and 10,223.55 is: 14,105.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,183.02 : 25,086.38 = 10,223.55 : x
  2. Step 2: Convert to fraction form
    18,183.02/25,086.38 = 10,223.55/x
  3. Step 3: Cross multiply
    18,183.02x = 25,086.38 × 10,223.55
  4. Step 4: Simplify right side
    18,183.02x = 256,471,809.13
  5. Step 5: Solve for x
    x = 256,471,809.13/18,183.02
  6. Step 6: Final answer
    x = 14,105.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.