Home / 13,413.33-20,090.84-6,473.25

Finding the Fourth Proportional to 13,413.33, 20,090.84 and 6,473.25

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Solution

The fourth proportional to 13,413.33, 20,090.84 and 6,473.25 is: 9,695.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,413.33 : 20,090.84 = 6,473.25 : x
  2. Step 2: Convert to fraction form
    13,413.33/20,090.84 = 6,473.25/x
  3. Step 3: Cross multiply
    13,413.33x = 20,090.84 × 6,473.25
  4. Step 4: Simplify right side
    13,413.33x = 130,052,997.66
  5. Step 5: Solve for x
    x = 130,052,997.66/13,413.33
  6. Step 6: Final answer
    x = 9,695.80

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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.