Home / 27,413.64-41,120.49-21,182.73

Finding the Fourth Proportional to 27,413.64, 41,120.49 and 21,182.73

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Solution

The fourth proportional to 27,413.64, 41,120.49 and 21,182.73 is: 31,774.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,413.64 : 41,120.49 = 21,182.73 : x
  2. Step 2: Convert to fraction form
    27,413.64/41,120.49 = 21,182.73/x
  3. Step 3: Cross multiply
    27,413.64x = 41,120.49 × 21,182.73
  4. Step 4: Simplify right side
    27,413.64x = 871,044,237.14
  5. Step 5: Solve for x
    x = 871,044,237.14/27,413.64
  6. Step 6: Final answer
    x = 31,774.12

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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.