Home / 18,150.84-27,230.22-5,671.80

Finding the Fourth Proportional to 18,150.84, 27,230.22 and 5,671.80

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Solution

The fourth proportional to 18,150.84, 27,230.22 and 5,671.80 is: 8,508.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,150.84 : 27,230.22 = 5,671.80 : x
  2. Step 2: Convert to fraction form
    18,150.84/27,230.22 = 5,671.80/x
  3. Step 3: Cross multiply
    18,150.84x = 27,230.22 × 5,671.80
  4. Step 4: Simplify right side
    18,150.84x = 154,444,361.80
  5. Step 5: Solve for x
    x = 154,444,361.80/18,150.84
  6. Step 6: Final answer
    x = 8,508.94

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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.