Home / 27,828.29-41,747.64-11,189.61

Finding the Fourth Proportional to 27,828.29, 41,747.64 and 11,189.61

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Solution

The fourth proportional to 27,828.29, 41,747.64 and 11,189.61 is: 16,786.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,828.29 : 41,747.64 = 11,189.61 : x
  2. Step 2: Convert to fraction form
    27,828.29/41,747.64 = 11,189.61/x
  3. Step 3: Cross multiply
    27,828.29x = 41,747.64 × 11,189.61
  4. Step 4: Simplify right side
    27,828.29x = 467,139,768.06
  5. Step 5: Solve for x
    x = 467,139,768.06/27,828.29
  6. Step 6: Final answer
    x = 16,786.50

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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.