Home / 50,991.57-70,367.30-28,329.23

Finding the Fourth Proportional to 50,991.57, 70,367.30 and 28,329.23

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Solution

The fourth proportional to 50,991.57, 70,367.30 and 28,329.23 is: 39,093.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,991.57 : 70,367.30 = 28,329.23 : x
  2. Step 2: Convert to fraction form
    50,991.57/70,367.30 = 28,329.23/x
  3. Step 3: Cross multiply
    50,991.57x = 70,367.30 × 28,329.23
  4. Step 4: Simplify right side
    50,991.57x = 1,993,451,672.92
  5. Step 5: Solve for x
    x = 1,993,451,672.92/50,991.57
  6. Step 6: Final answer
    x = 39,093.75

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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.