Home / 55,569.24-76,682.61-30,413.88

Finding the Fourth Proportional to 55,569.24, 76,682.61 and 30,413.88

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Solution

The fourth proportional to 55,569.24, 76,682.61 and 30,413.88 is: 41,969.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,569.24 : 76,682.61 = 30,413.88 : x
  2. Step 2: Convert to fraction form
    55,569.24/76,682.61 = 30,413.88/x
  3. Step 3: Cross multiply
    55,569.24x = 76,682.61 × 30,413.88
  4. Step 4: Simplify right side
    55,569.24x = 2,332,215,698.63
  5. Step 5: Solve for x
    x = 2,332,215,698.63/55,569.24
  6. Step 6: Final answer
    x = 41,969.54

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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.