Home / 22,261.40-33,413.70-11,180.60

Finding the Fourth Proportional to 22,261.40, 33,413.70 and 11,180.60

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Solution

The fourth proportional to 22,261.40, 33,413.70 and 11,180.60 is: 16,781.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,261.40 : 33,413.70 = 11,180.60 : x
  2. Step 2: Convert to fraction form
    22,261.40/33,413.70 = 11,180.60/x
  3. Step 3: Cross multiply
    22,261.40x = 33,413.70 × 11,180.60
  4. Step 4: Simplify right side
    22,261.40x = 373,585,214.22
  5. Step 5: Solve for x
    x = 373,585,214.22/22,261.40
  6. Step 6: Final answer
    x = 16,781.75

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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.