Home / 25,447.62-35,092.71-19,413.30

Finding the Fourth Proportional to 25,447.62, 35,092.71 and 19,413.30

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Solution

The fourth proportional to 25,447.62, 35,092.71 and 19,413.30 is: 26,771.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,447.62 : 35,092.71 = 19,413.30 : x
  2. Step 2: Convert to fraction form
    25,447.62/35,092.71 = 19,413.30/x
  3. Step 3: Cross multiply
    25,447.62x = 35,092.71 × 19,413.30
  4. Step 4: Simplify right side
    25,447.62x = 681,265,307.04
  5. Step 5: Solve for x
    x = 681,265,307.04/25,447.62
  6. Step 6: Final answer
    x = 26,771.28

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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.