Home / 35,413.94-53,103.96-20,627.07

Finding the Fourth Proportional to 35,413.94, 53,103.96 and 20,627.07

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Solution

The fourth proportional to 35,413.94, 53,103.96 and 20,627.07 is: 30,930.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,413.94 : 53,103.96 = 20,627.07 : x
  2. Step 2: Convert to fraction form
    35,413.94/53,103.96 = 20,627.07/x
  3. Step 3: Cross multiply
    35,413.94x = 53,103.96 × 20,627.07
  4. Step 4: Simplify right side
    35,413.94x = 1,095,379,100.20
  5. Step 5: Solve for x
    x = 1,095,379,100.20/35,413.94
  6. Step 6: Final answer
    x = 30,930.74

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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.