Home / 18,521.15-27,797.29-17,353.43

Finding the Fourth Proportional to 18,521.15, 27,797.29 and 17,353.43

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Solution

The fourth proportional to 18,521.15, 27,797.29 and 17,353.43 is: 26,044.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,521.15 : 27,797.29 = 17,353.43 : x
  2. Step 2: Convert to fraction form
    18,521.15/27,797.29 = 17,353.43/x
  3. Step 3: Cross multiply
    18,521.15x = 27,797.29 × 17,353.43
  4. Step 4: Simplify right side
    18,521.15x = 482,378,187.22
  5. Step 5: Solve for x
    x = 482,378,187.22/18,521.15
  6. Step 6: Final answer
    x = 26,044.73

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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.