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Finding the Fourth Proportional to 25,798.26, 35,603.04 and 19,413.37

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Solution

The fourth proportional to 25,798.26, 35,603.04 and 19,413.37 is: 26,791.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,798.26 : 35,603.04 = 19,413.37 : x
  2. Step 2: Convert to fraction form
    25,798.26/35,603.04 = 19,413.37/x
  3. Step 3: Cross multiply
    25,798.26x = 35,603.04 × 19,413.37
  4. Step 4: Simplify right side
    25,798.26x = 691,175,105.95
  5. Step 5: Solve for x
    x = 691,175,105.95/25,798.26
  6. Step 6: Final answer
    x = 26,791.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.