Home / 18,065.08-27,106.26-6,383.80

Finding the Fourth Proportional to 18,065.08, 27,106.26 and 6,383.80

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Solution

The fourth proportional to 18,065.08, 27,106.26 and 6,383.80 is: 9,578.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,065.08 : 27,106.26 = 6,383.80 : x
  2. Step 2: Convert to fraction form
    18,065.08/27,106.26 = 6,383.80/x
  3. Step 3: Cross multiply
    18,065.08x = 27,106.26 × 6,383.80
  4. Step 4: Simplify right side
    18,065.08x = 173,040,942.59
  5. Step 5: Solve for x
    x = 173,040,942.59/18,065.08
  6. Step 6: Final answer
    x = 9,578.75

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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.