Home / 27,322.10-40,989.32-8,348.44

Finding the Fourth Proportional to 27,322.10, 40,989.32 and 8,348.44

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Solution

The fourth proportional to 27,322.10, 40,989.32 and 8,348.44 is: 12,524.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,322.10 : 40,989.32 = 8,348.44 : x
  2. Step 2: Convert to fraction form
    27,322.10/40,989.32 = 8,348.44/x
  3. Step 3: Cross multiply
    27,322.10x = 40,989.32 × 8,348.44
  4. Step 4: Simplify right side
    27,322.10x = 342,196,878.66
  5. Step 5: Solve for x
    x = 342,196,878.66/27,322.10
  6. Step 6: Final answer
    x = 12,524.55

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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.