Home / 49,269.14-67,991.48-28,048.38

Finding the Fourth Proportional to 49,269.14, 67,991.48 and 28,048.38

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Solution

The fourth proportional to 49,269.14, 67,991.48 and 28,048.38 is: 38,706.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,269.14 : 67,991.48 = 28,048.38 : x
  2. Step 2: Convert to fraction form
    49,269.14/67,991.48 = 28,048.38/x
  3. Step 3: Cross multiply
    49,269.14x = 67,991.48 × 28,048.38
  4. Step 4: Simplify right side
    49,269.14x = 1,907,050,867.80
  5. Step 5: Solve for x
    x = 1,907,050,867.80/49,269.14
  6. Step 6: Final answer
    x = 38,706.80

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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.