Home / 16,181.85-22,274.82-13,951.11

Finding the Fourth Proportional to 16,181.85, 22,274.82 and 13,951.11

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Solution

The fourth proportional to 16,181.85, 22,274.82 and 13,951.11 is: 19,204.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,181.85 : 22,274.82 = 13,951.11 : x
  2. Step 2: Convert to fraction form
    16,181.85/22,274.82 = 13,951.11/x
  3. Step 3: Cross multiply
    16,181.85x = 22,274.82 × 13,951.11
  4. Step 4: Simplify right side
    16,181.85x = 310,758,464.05
  5. Step 5: Solve for x
    x = 310,758,464.05/16,181.85
  6. Step 6: Final answer
    x = 19,204.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.