Home / 27,163.74-40,751.37-8,443.32

Finding the Fourth Proportional to 27,163.74, 40,751.37 and 8,443.32

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Solution

The fourth proportional to 27,163.74, 40,751.37 and 8,443.32 is: 12,666.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,163.74 : 40,751.37 = 8,443.32 : x
  2. Step 2: Convert to fraction form
    27,163.74/40,751.37 = 8,443.32/x
  3. Step 3: Cross multiply
    27,163.74x = 40,751.37 × 8,443.32
  4. Step 4: Simplify right side
    27,163.74x = 344,076,857.35
  5. Step 5: Solve for x
    x = 344,076,857.35/27,163.74
  6. Step 6: Final answer
    x = 12,666.77

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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.