Home / 50,275.14-69,381.39-28,768.44

Finding the Fourth Proportional to 50,275.14, 69,381.39 and 28,768.44

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Solution

The fourth proportional to 50,275.14, 69,381.39 and 28,768.44 is: 39,701.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,275.14 : 69,381.39 = 28,768.44 : x
  2. Step 2: Convert to fraction form
    50,275.14/69,381.39 = 28,768.44/x
  3. Step 3: Cross multiply
    50,275.14x = 69,381.39 × 28,768.44
  4. Step 4: Simplify right side
    50,275.14x = 1,995,994,355.33
  5. Step 5: Solve for x
    x = 1,995,994,355.33/50,275.14
  6. Step 6: Final answer
    x = 39,701.42

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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.