Home / 53,853.20-80,773.42-14,413.36

Finding the Fourth Proportional to 53,853.20, 80,773.42 and 14,413.36

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Solution

The fourth proportional to 53,853.20, 80,773.42 and 14,413.36 is: 21,618.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,853.20 : 80,773.42 = 14,413.36 : x
  2. Step 2: Convert to fraction form
    53,853.20/80,773.42 = 14,413.36/x
  3. Step 3: Cross multiply
    53,853.20x = 80,773.42 × 14,413.36
  4. Step 4: Simplify right side
    53,853.20x = 1,164,216,380.89
  5. Step 5: Solve for x
    x = 1,164,216,380.89/53,853.20
  6. Step 6: Final answer
    x = 21,618.33

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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.