Home / 27,473.07-41,243.25-18,120.91

Finding the Fourth Proportional to 27,473.07, 41,243.25 and 18,120.91

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Solution

The fourth proportional to 27,473.07, 41,243.25 and 18,120.91 is: 27,203.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,473.07 : 41,243.25 = 18,120.91 : x
  2. Step 2: Convert to fraction form
    27,473.07/41,243.25 = 18,120.91/x
  3. Step 3: Cross multiply
    27,473.07x = 41,243.25 × 18,120.91
  4. Step 4: Simplify right side
    27,473.07x = 747,365,221.36
  5. Step 5: Solve for x
    x = 747,365,221.36/27,473.07
  6. Step 6: Final answer
    x = 27,203.56

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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.