Home / 27,243.77-37,610.39-18,845.69

Finding the Fourth Proportional to 27,243.77, 37,610.39 and 18,845.69

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Solution

The fourth proportional to 27,243.77, 37,610.39 and 18,845.69 is: 26,016.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,243.77 : 37,610.39 = 18,845.69 : x
  2. Step 2: Convert to fraction form
    27,243.77/37,610.39 = 18,845.69/x
  3. Step 3: Cross multiply
    27,243.77x = 37,610.39 × 18,845.69
  4. Step 4: Simplify right side
    27,243.77x = 708,793,609.78
  5. Step 5: Solve for x
    x = 708,793,609.78/27,243.77
  6. Step 6: Final answer
    x = 26,016.73

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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.