Home / 27,984.66-41,986.71-12,413.22

Finding the Fourth Proportional to 27,984.66, 41,986.71 and 12,413.22

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Solution

The fourth proportional to 27,984.66, 41,986.71 and 12,413.22 is: 18,624.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,984.66 : 41,986.71 = 12,413.22 : x
  2. Step 2: Convert to fraction form
    27,984.66/41,986.71 = 12,413.22/x
  3. Step 3: Cross multiply
    27,984.66x = 41,986.71 × 12,413.22
  4. Step 4: Simplify right side
    27,984.66x = 521,190,268.31
  5. Step 5: Solve for x
    x = 521,190,268.31/27,984.66
  6. Step 6: Final answer
    x = 18,624.14

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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.