Home / 47,664.26-65,722.48-30,413.42

Finding the Fourth Proportional to 47,664.26, 65,722.48 and 30,413.42

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Solution

The fourth proportional to 47,664.26, 65,722.48 and 30,413.42 is: 41,935.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,664.26 : 65,722.48 = 30,413.42 : x
  2. Step 2: Convert to fraction form
    47,664.26/65,722.48 = 30,413.42/x
  3. Step 3: Cross multiply
    47,664.26x = 65,722.48 × 30,413.42
  4. Step 4: Simplify right side
    47,664.26x = 1,998,844,983.04
  5. Step 5: Solve for x
    x = 1,998,844,983.04/47,664.26
  6. Step 6: Final answer
    x = 41,935.93

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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.