Home / 33,145.62-49,716.81-12,367.50

Finding the Fourth Proportional to 33,145.62, 49,716.81 and 12,367.50

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Solution

The fourth proportional to 33,145.62, 49,716.81 and 12,367.50 is: 18,550.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,145.62 : 49,716.81 = 12,367.50 : x
  2. Step 2: Convert to fraction form
    33,145.62/49,716.81 = 12,367.50/x
  3. Step 3: Cross multiply
    33,145.62x = 49,716.81 × 12,367.50
  4. Step 4: Simplify right side
    33,145.62x = 614,872,647.68
  5. Step 5: Solve for x
    x = 614,872,647.68/33,145.62
  6. Step 6: Final answer
    x = 18,550.65

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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.