Home / 16,401.20-24,611.16-8,910.32

Finding the Fourth Proportional to 16,401.20, 24,611.16 and 8,910.32

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Solution

The fourth proportional to 16,401.20, 24,611.16 and 8,910.32 is: 13,370.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,401.20 : 24,611.16 = 8,910.32 : x
  2. Step 2: Convert to fraction form
    16,401.20/24,611.16 = 8,910.32/x
  3. Step 3: Cross multiply
    16,401.20x = 24,611.16 × 8,910.32
  4. Step 4: Simplify right side
    16,401.20x = 219,293,311.17
  5. Step 5: Solve for x
    x = 219,293,311.17/16,401.20
  6. Step 6: Final answer
    x = 13,370.57

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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.