Home / 16,170.94-24,269.40-8,381.98

Finding the Fourth Proportional to 16,170.94, 24,269.40 and 8,381.98

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Solution

The fourth proportional to 16,170.94, 24,269.40 and 8,381.98 is: 12,579.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,170.94 : 24,269.40 = 8,381.98 : x
  2. Step 2: Convert to fraction form
    16,170.94/24,269.40 = 8,381.98/x
  3. Step 3: Cross multiply
    16,170.94x = 24,269.40 × 8,381.98
  4. Step 4: Simplify right side
    16,170.94x = 203,425,625.41
  5. Step 5: Solve for x
    x = 203,425,625.41/16,170.94
  6. Step 6: Final answer
    x = 12,579.70

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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.