Home / 18,329.64-27,451.05-11,642.22

Finding the Fourth Proportional to 18,329.64, 27,451.05 and 11,642.22

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Solution

The fourth proportional to 18,329.64, 27,451.05 and 11,642.22 is: 17,435.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,329.64 : 27,451.05 = 11,642.22 : x
  2. Step 2: Convert to fraction form
    18,329.64/27,451.05 = 11,642.22/x
  3. Step 3: Cross multiply
    18,329.64x = 27,451.05 × 11,642.22
  4. Step 4: Simplify right side
    18,329.64x = 319,591,163.33
  5. Step 5: Solve for x
    x = 319,591,163.33/18,329.64
  6. Step 6: Final answer
    x = 17,435.76

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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.