Home / 50,982.74-70,367.42-28,329.51

Finding the Fourth Proportional to 50,982.74, 70,367.42 and 28,329.51

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Solution

The fourth proportional to 50,982.74, 70,367.42 and 28,329.51 is: 39,100.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,982.74 : 70,367.42 = 28,329.51 : x
  2. Step 2: Convert to fraction form
    50,982.74/70,367.42 = 28,329.51/x
  3. Step 3: Cross multiply
    50,982.74x = 70,367.42 × 28,329.51
  4. Step 4: Simplify right side
    50,982.74x = 1,993,474,528.56
  5. Step 5: Solve for x
    x = 1,993,474,528.56/50,982.74
  6. Step 6: Final answer
    x = 39,100.97

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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.