Home / 27,945.21-41,901.60-11,291.61

Finding the Fourth Proportional to 27,945.21, 41,901.60 and 11,291.61

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Solution

The fourth proportional to 27,945.21, 41,901.60 and 11,291.61 is: 16,930.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,945.21 : 41,901.60 = 11,291.61 : x
  2. Step 2: Convert to fraction form
    27,945.21/41,901.60 = 11,291.61/x
  3. Step 3: Cross multiply
    27,945.21x = 41,901.60 × 11,291.61
  4. Step 4: Simplify right side
    27,945.21x = 473,136,525.58
  5. Step 5: Solve for x
    x = 473,136,525.58/27,945.21
  6. Step 6: Final answer
    x = 16,930.86

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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.