Home / 16,817.88-25,181.71-9,401.21

Finding the Fourth Proportional to 16,817.88, 25,181.71 and 9,401.21

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Solution

The fourth proportional to 16,817.88, 25,181.71 and 9,401.21 is: 14,076.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,817.88 : 25,181.71 = 9,401.21 : x
  2. Step 2: Convert to fraction form
    16,817.88/25,181.71 = 9,401.21/x
  3. Step 3: Cross multiply
    16,817.88x = 25,181.71 × 9,401.21
  4. Step 4: Simplify right side
    16,817.88x = 236,738,656.98
  5. Step 5: Solve for x
    x = 236,738,656.98/16,817.88
  6. Step 6: Final answer
    x = 14,076.61

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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.