Home / 16,490.20-24,692.10-12,083.80

Finding the Fourth Proportional to 16,490.20, 24,692.10 and 12,083.80

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Solution

The fourth proportional to 16,490.20, 24,692.10 and 12,083.80 is: 18,094.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,490.20 : 24,692.10 = 12,083.80 : x
  2. Step 2: Convert to fraction form
    16,490.20/24,692.10 = 12,083.80/x
  3. Step 3: Cross multiply
    16,490.20x = 24,692.10 × 12,083.80
  4. Step 4: Simplify right side
    16,490.20x = 298,374,397.98
  5. Step 5: Solve for x
    x = 298,374,397.98/16,490.20
  6. Step 6: Final answer
    x = 18,094.04

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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.