Home / 54,974.81-82,462.01-19,906.26

Finding the Fourth Proportional to 54,974.81, 82,462.01 and 19,906.26

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Solution

The fourth proportional to 54,974.81, 82,462.01 and 19,906.26 is: 29,859.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,974.81 : 82,462.01 = 19,906.26 : x
  2. Step 2: Convert to fraction form
    54,974.81/82,462.01 = 19,906.26/x
  3. Step 3: Cross multiply
    54,974.81x = 82,462.01 × 19,906.26
  4. Step 4: Simplify right side
    54,974.81x = 1,641,510,111.65
  5. Step 5: Solve for x
    x = 1,641,510,111.65/54,974.81
  6. Step 6: Final answer
    x = 29,859.32

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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.