Home / 50,093.70-75,138.45-12,653.22

Finding the Fourth Proportional to 50,093.70, 75,138.45 and 12,653.22

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Solution

The fourth proportional to 50,093.70, 75,138.45 and 12,653.22 is: 18,979.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,093.70 : 75,138.45 = 12,653.22 : x
  2. Step 2: Convert to fraction form
    50,093.70/75,138.45 = 12,653.22/x
  3. Step 3: Cross multiply
    50,093.70x = 75,138.45 × 12,653.22
  4. Step 4: Simplify right side
    50,093.70x = 950,743,338.31
  5. Step 5: Solve for x
    x = 950,743,338.31/50,093.70
  6. Step 6: Final answer
    x = 18,979.30

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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.