Home / 49,211.07-73,811.93-19,620.99

Finding the Fourth Proportional to 49,211.07, 73,811.93 and 19,620.99

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Solution

The fourth proportional to 49,211.07, 73,811.93 and 19,620.99 is: 29,429.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,211.07 : 73,811.93 = 19,620.99 : x
  2. Step 2: Convert to fraction form
    49,211.07/73,811.93 = 19,620.99/x
  3. Step 3: Cross multiply
    49,211.07x = 73,811.93 × 19,620.99
  4. Step 4: Simplify right side
    49,211.07x = 1,448,263,042.31
  5. Step 5: Solve for x
    x = 1,448,263,042.31/49,211.07
  6. Step 6: Final answer
    x = 29,429.62

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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.