Home / 16,542.72-24,811.65-8,219.97

Finding the Fourth Proportional to 16,542.72, 24,811.65 and 8,219.97

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Solution

The fourth proportional to 16,542.72, 24,811.65 and 8,219.97 is: 12,328.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,542.72 : 24,811.65 = 8,219.97 : x
  2. Step 2: Convert to fraction form
    16,542.72/24,811.65 = 8,219.97/x
  3. Step 3: Cross multiply
    16,542.72x = 24,811.65 × 8,219.97
  4. Step 4: Simplify right side
    16,542.72x = 203,951,018.65
  5. Step 5: Solve for x
    x = 203,951,018.65/16,542.72
  6. Step 6: Final answer
    x = 12,328.75

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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.