Home / 16,542.88-24,811.05-8,105.79

Finding the Fourth Proportional to 16,542.88, 24,811.05 and 8,105.79

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Solution

The fourth proportional to 16,542.88, 24,811.05 and 8,105.79 is: 12,157.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,542.88 : 24,811.05 = 8,105.79 : x
  2. Step 2: Convert to fraction form
    16,542.88/24,811.05 = 8,105.79/x
  3. Step 3: Cross multiply
    16,542.88x = 24,811.05 × 8,105.79
  4. Step 4: Simplify right side
    16,542.88x = 201,113,160.98
  5. Step 5: Solve for x
    x = 201,113,160.98/16,542.88
  6. Step 6: Final answer
    x = 12,157.08

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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.