Home / 30,763.80-46,147.52-8,576.69

Finding the Fourth Proportional to 30,763.80, 46,147.52 and 8,576.69

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Solution

The fourth proportional to 30,763.80, 46,147.52 and 8,576.69 is: 12,865.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,763.80 : 46,147.52 = 8,576.69 : x
  2. Step 2: Convert to fraction form
    30,763.80/46,147.52 = 8,576.69/x
  3. Step 3: Cross multiply
    30,763.80x = 46,147.52 × 8,576.69
  4. Step 4: Simplify right side
    30,763.80x = 395,792,764.01
  5. Step 5: Solve for x
    x = 395,792,764.01/30,763.80
  6. Step 6: Final answer
    x = 12,865.54

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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.