Home / 31,103.33-46,618.07-17,928.47

Finding the Fourth Proportional to 31,103.33, 46,618.07 and 17,928.47

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Solution

The fourth proportional to 31,103.33, 46,618.07 and 17,928.47 is: 26,871.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,103.33 : 46,618.07 = 17,928.47 : x
  2. Step 2: Convert to fraction form
    31,103.33/46,618.07 = 17,928.47/x
  3. Step 3: Cross multiply
    31,103.33x = 46,618.07 × 17,928.47
  4. Step 4: Simplify right side
    31,103.33x = 835,790,696.36
  5. Step 5: Solve for x
    x = 835,790,696.36/31,103.33
  6. Step 6: Final answer
    x = 26,871.43

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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.