Home / 18,141.33-27,216.21-5,660.68

Finding the Fourth Proportional to 18,141.33, 27,216.21 and 5,660.68

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Solution

The fourth proportional to 18,141.33, 27,216.21 and 5,660.68 is: 8,492.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,141.33 : 27,216.21 = 5,660.68 : x
  2. Step 2: Convert to fraction form
    18,141.33/27,216.21 = 5,660.68/x
  3. Step 3: Cross multiply
    18,141.33x = 27,216.21 × 5,660.68
  4. Step 4: Simplify right side
    18,141.33x = 154,062,255.62
  5. Step 5: Solve for x
    x = 154,062,255.62/18,141.33
  6. Step 6: Final answer
    x = 8,492.34

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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.