Home / 36,261.13-54,413.27-19,620.83

Finding the Fourth Proportional to 36,261.13, 54,413.27 and 19,620.83

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Solution

The fourth proportional to 36,261.13, 54,413.27 and 19,620.83 is: 29,442.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,261.13 : 54,413.27 = 19,620.83 : x
  2. Step 2: Convert to fraction form
    36,261.13/54,413.27 = 19,620.83/x
  3. Step 3: Cross multiply
    36,261.13x = 54,413.27 × 19,620.83
  4. Step 4: Simplify right side
    36,261.13x = 1,067,633,422.31
  5. Step 5: Solve for x
    x = 1,067,633,422.31/36,261.13
  6. Step 6: Final answer
    x = 29,442.92

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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.