Home / 50,698.62-69,964.56-28,036.44

Finding the Fourth Proportional to 50,698.62, 69,964.56 and 28,036.44

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Solution

The fourth proportional to 50,698.62, 69,964.56 and 28,036.44 is: 38,690.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,698.62 : 69,964.56 = 28,036.44 : x
  2. Step 2: Convert to fraction form
    50,698.62/69,964.56 = 28,036.44/x
  3. Step 3: Cross multiply
    50,698.62x = 69,964.56 × 28,036.44
  4. Step 4: Simplify right side
    50,698.62x = 1,961,557,188.57
  5. Step 5: Solve for x
    x = 1,961,557,188.57/50,698.62
  6. Step 6: Final answer
    x = 38,690.54

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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.