Home / 18,561.99-27,843.66-6,081.51

Finding the Fourth Proportional to 18,561.99, 27,843.66 and 6,081.51

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Solution

The fourth proportional to 18,561.99, 27,843.66 and 6,081.51 is: 9,122.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,561.99 : 27,843.66 = 6,081.51 : x
  2. Step 2: Convert to fraction form
    18,561.99/27,843.66 = 6,081.51/x
  3. Step 3: Cross multiply
    18,561.99x = 27,843.66 × 6,081.51
  4. Step 4: Simplify right side
    18,561.99x = 169,331,496.73
  5. Step 5: Solve for x
    x = 169,331,496.73/18,561.99
  6. Step 6: Final answer
    x = 9,122.49

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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.