Home / 50,701.62-69,968.70-28,039.44

Finding the Fourth Proportional to 50,701.62, 69,968.70 and 28,039.44

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Solution

The fourth proportional to 50,701.62, 69,968.70 and 28,039.44 is: 38,694.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,701.62 : 69,968.70 = 28,039.44 : x
  2. Step 2: Convert to fraction form
    50,701.62/69,968.70 = 28,039.44/x
  3. Step 3: Cross multiply
    50,701.62x = 69,968.70 × 28,039.44
  4. Step 4: Simplify right side
    50,701.62x = 1,961,883,165.53
  5. Step 5: Solve for x
    x = 1,961,883,165.53/50,701.62
  6. Step 6: Final answer
    x = 38,694.68

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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.