Home / 36,261.38-54,413.64-19,621.08

Finding the Fourth Proportional to 36,261.38, 54,413.64 and 19,621.08

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Solution

The fourth proportional to 36,261.38, 54,413.64 and 19,621.08 is: 29,443.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,261.38 : 54,413.64 = 19,621.08 : x
  2. Step 2: Convert to fraction form
    36,261.38/54,413.64 = 19,621.08/x
  3. Step 3: Cross multiply
    36,261.38x = 54,413.64 × 19,621.08
  4. Step 4: Simplify right side
    36,261.38x = 1,067,654,383.53
  5. Step 5: Solve for x
    x = 1,067,654,383.53/36,261.38
  6. Step 6: Final answer
    x = 29,443.29

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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.