Home / 27,932.67-41,912.66-13,143.06

Finding the Fourth Proportional to 27,932.67, 41,912.66 and 13,143.06

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Solution

The fourth proportional to 27,932.67, 41,912.66 and 13,143.06 is: 19,721.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,932.67 : 41,912.66 = 13,143.06 : x
  2. Step 2: Convert to fraction form
    27,932.67/41,912.66 = 13,143.06/x
  3. Step 3: Cross multiply
    27,932.67x = 41,912.66 × 13,143.06
  4. Step 4: Simplify right side
    27,932.67x = 550,860,605.14
  5. Step 5: Solve for x
    x = 550,860,605.14/27,932.67
  6. Step 6: Final answer
    x = 19,721.02

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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.