Home / 49,195.21-73,828.67-19,621.51

Finding the Fourth Proportional to 49,195.21, 73,828.67 and 19,621.51

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Solution

The fourth proportional to 49,195.21, 73,828.67 and 19,621.51 is: 29,446.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,195.21 : 73,828.67 = 19,621.51 : x
  2. Step 2: Convert to fraction form
    49,195.21/73,828.67 = 19,621.51/x
  3. Step 3: Cross multiply
    49,195.21x = 73,828.67 × 19,621.51
  4. Step 4: Simplify right side
    49,195.21x = 1,448,629,986.69
  5. Step 5: Solve for x
    x = 1,448,629,986.69/49,195.21
  6. Step 6: Final answer
    x = 29,446.57

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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.