Home / 20,004.08-27,609.04-11,625.44

Finding the Fourth Proportional to 20,004.08, 27,609.04 and 11,625.44

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Solution

The fourth proportional to 20,004.08, 27,609.04 and 11,625.44 is: 16,045.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,004.08 : 27,609.04 = 11,625.44 : x
  2. Step 2: Convert to fraction form
    20,004.08/27,609.04 = 11,625.44/x
  3. Step 3: Cross multiply
    20,004.08x = 27,609.04 × 11,625.44
  4. Step 4: Simplify right side
    20,004.08x = 320,967,237.98
  5. Step 5: Solve for x
    x = 320,967,237.98/20,004.08
  6. Step 6: Final answer
    x = 16,045.09

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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.