Home / 18,519.23-27,794.39-17,351.51

Finding the Fourth Proportional to 18,519.23, 27,794.39 and 17,351.51

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Solution

The fourth proportional to 18,519.23, 27,794.39 and 17,351.51 is: 26,041.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,519.23 : 27,794.39 = 17,351.51 : x
  2. Step 2: Convert to fraction form
    18,519.23/27,794.39 = 17,351.51/x
  3. Step 3: Cross multiply
    18,519.23x = 27,794.39 × 17,351.51
  4. Step 4: Simplify right side
    18,519.23x = 482,274,679.41
  5. Step 5: Solve for x
    x = 482,274,679.41/18,519.23
  6. Step 6: Final answer
    x = 26,041.84

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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.