Home / 18,186.05-27,282.22-5,703.68

Finding the Fourth Proportional to 18,186.05, 27,282.22 and 5,703.68

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Solution

The fourth proportional to 18,186.05, 27,282.22 and 5,703.68 is: 8,556.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,186.05 : 27,282.22 = 5,703.68 : x
  2. Step 2: Convert to fraction form
    18,186.05/27,282.22 = 5,703.68/x
  3. Step 3: Cross multiply
    18,186.05x = 27,282.22 × 5,703.68
  4. Step 4: Simplify right side
    18,186.05x = 155,609,106.52
  5. Step 5: Solve for x
    x = 155,609,106.52/18,186.05
  6. Step 6: Final answer
    x = 8,556.51

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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.