Home / 18,367.32-27,546.66-9,131.16

Finding the Fourth Proportional to 18,367.32, 27,546.66 and 9,131.16

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Solution

The fourth proportional to 18,367.32, 27,546.66 and 9,131.16 is: 13,694.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,367.32 : 27,546.66 = 9,131.16 : x
  2. Step 2: Convert to fraction form
    18,367.32/27,546.66 = 9,131.16/x
  3. Step 3: Cross multiply
    18,367.32x = 27,546.66 × 9,131.16
  4. Step 4: Simplify right side
    18,367.32x = 251,532,959.93
  5. Step 5: Solve for x
    x = 251,532,959.93/18,367.32
  6. Step 6: Final answer
    x = 13,694.59

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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.