Home / 39,992.41-55,189.97-23,005.09

Finding the Fourth Proportional to 39,992.41, 55,189.97 and 23,005.09

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Solution

The fourth proportional to 39,992.41, 55,189.97 and 23,005.09 is: 31,747.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,992.41 : 55,189.97 = 23,005.09 : x
  2. Step 2: Convert to fraction form
    39,992.41/55,189.97 = 23,005.09/x
  3. Step 3: Cross multiply
    39,992.41x = 55,189.97 × 23,005.09
  4. Step 4: Simplify right side
    39,992.41x = 1,269,650,226.95
  5. Step 5: Solve for x
    x = 1,269,650,226.95/39,992.41
  6. Step 6: Final answer
    x = 31,747.28

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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.