Home / 12,197.43-18,295.85-5,623.62

Finding the Fourth Proportional to 12,197.43, 18,295.85 and 5,623.62

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Solution

The fourth proportional to 12,197.43, 18,295.85 and 5,623.62 is: 8,435.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,197.43 : 18,295.85 = 5,623.62 : x
  2. Step 2: Convert to fraction form
    12,197.43/18,295.85 = 5,623.62/x
  3. Step 3: Cross multiply
    12,197.43x = 18,295.85 × 5,623.62
  4. Step 4: Simplify right side
    12,197.43x = 102,888,907.98
  5. Step 5: Solve for x
    x = 102,888,907.98/12,197.43
  6. Step 6: Final answer
    x = 8,435.29

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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.