Home / 16,243.35-22,413.56-9,072.96

Finding the Fourth Proportional to 16,243.35, 22,413.56 and 9,072.96

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Solution

The fourth proportional to 16,243.35, 22,413.56 and 9,072.96 is: 12,519.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,243.35 : 22,413.56 = 9,072.96 : x
  2. Step 2: Convert to fraction form
    16,243.35/22,413.56 = 9,072.96/x
  3. Step 3: Cross multiply
    16,243.35x = 22,413.56 × 9,072.96
  4. Step 4: Simplify right side
    16,243.35x = 203,357,287.97
  5. Step 5: Solve for x
    x = 203,357,287.97/16,243.35
  6. Step 6: Final answer
    x = 12,519.42

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1.5x scale

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.