Home / 18,535.37-27,738.44-15,164.66

Finding the Fourth Proportional to 18,535.37, 27,738.44 and 15,164.66

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Solution

The fourth proportional to 18,535.37, 27,738.44 and 15,164.66 is: 22,694.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,535.37 : 27,738.44 = 15,164.66 : x
  2. Step 2: Convert to fraction form
    18,535.37/27,738.44 = 15,164.66/x
  3. Step 3: Cross multiply
    18,535.37x = 27,738.44 × 15,164.66
  4. Step 4: Simplify right side
    18,535.37x = 420,644,118.79
  5. Step 5: Solve for x
    x = 420,644,118.79/18,535.37
  6. Step 6: Final answer
    x = 22,694.13

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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.