Home / 50,297.57-75,446.06-12,857.59

Finding the Fourth Proportional to 50,297.57, 75,446.06 and 12,857.59

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Solution

The fourth proportional to 50,297.57, 75,446.06 and 12,857.59 is: 19,286.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,297.57 : 75,446.06 = 12,857.59 : x
  2. Step 2: Convert to fraction form
    50,297.57/75,446.06 = 12,857.59/x
  3. Step 3: Cross multiply
    50,297.57x = 75,446.06 × 12,857.59
  4. Step 4: Simplify right side
    50,297.57x = 970,054,506.60
  5. Step 5: Solve for x
    x = 970,054,506.60/50,297.57
  6. Step 6: Final answer
    x = 19,286.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.