Home / 27,620.67-41,437.97-7,900.89

Finding the Fourth Proportional to 27,620.67, 41,437.97 and 7,900.89

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Solution

The fourth proportional to 27,620.67, 41,437.97 and 7,900.89 is: 11,853.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,620.67 : 41,437.97 = 7,900.89 : x
  2. Step 2: Convert to fraction form
    27,620.67/41,437.97 = 7,900.89/x
  3. Step 3: Cross multiply
    27,620.67x = 41,437.97 × 7,900.89
  4. Step 4: Simplify right side
    27,620.67x = 327,396,803.29
  5. Step 5: Solve for x
    x = 327,396,803.29/27,620.67
  6. Step 6: Final answer
    x = 11,853.33

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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.