Home / 50,168.84-75,253.39-12,728.85

Finding the Fourth Proportional to 50,168.84, 75,253.39 and 12,728.85

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Solution

The fourth proportional to 50,168.84, 75,253.39 and 12,728.85 is: 19,093.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,168.84 : 75,253.39 = 12,728.85 : x
  2. Step 2: Convert to fraction form
    50,168.84/75,253.39 = 12,728.85/x
  3. Step 3: Cross multiply
    50,168.84x = 75,253.39 × 12,728.85
  4. Step 4: Simplify right side
    50,168.84x = 957,889,288.92
  5. Step 5: Solve for x
    x = 957,889,288.92/50,168.84
  6. Step 6: Final answer
    x = 19,093.31

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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.