Home / 16,223.63-22,388.60-8,771.63

Finding the Fourth Proportional to 16,223.63, 22,388.60 and 8,771.63

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Solution

The fourth proportional to 16,223.63, 22,388.60 and 8,771.63 is: 12,104.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,223.63 : 22,388.60 = 8,771.63 : x
  2. Step 2: Convert to fraction form
    16,223.63/22,388.60 = 8,771.63/x
  3. Step 3: Cross multiply
    16,223.63x = 22,388.60 × 8,771.63
  4. Step 4: Simplify right side
    16,223.63x = 196,384,425.40
  5. Step 5: Solve for x
    x = 196,384,425.40/16,223.63
  6. Step 6: Final answer
    x = 12,104.84

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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.