Home / 18,732.21-27,961.67-16,367.56

Finding the Fourth Proportional to 18,732.21, 27,961.67 and 16,367.56

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Solution

The fourth proportional to 18,732.21, 27,961.67 and 16,367.56 is: 24,431.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,732.21 : 27,961.67 = 16,367.56 : x
  2. Step 2: Convert to fraction form
    18,732.21/27,961.67 = 16,367.56/x
  3. Step 3: Cross multiply
    18,732.21x = 27,961.67 × 16,367.56
  4. Step 4: Simplify right side
    18,732.21x = 457,664,089.78
  5. Step 5: Solve for x
    x = 457,664,089.78/18,732.21
  6. Step 6: Final answer
    x = 24,431.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.