Home / 51,048.49-76,576.39-13,608.37

Finding the Fourth Proportional to 51,048.49, 76,576.39 and 13,608.37

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Solution

The fourth proportional to 51,048.49, 76,576.39 and 13,608.37 is: 20,413.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,048.49 : 76,576.39 = 13,608.37 : x
  2. Step 2: Convert to fraction form
    51,048.49/76,576.39 = 13,608.37/x
  3. Step 3: Cross multiply
    51,048.49x = 76,576.39 × 13,608.37
  4. Step 4: Simplify right side
    51,048.49x = 1,042,079,848.38
  5. Step 5: Solve for x
    x = 1,042,079,848.38/51,048.49
  6. Step 6: Final answer
    x = 20,413.53

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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.