Home / 51,147.51-76,721.46-17,867.44

Finding the Fourth Proportional to 51,147.51, 76,721.46 and 17,867.44

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Solution

The fourth proportional to 51,147.51, 76,721.46 and 17,867.44 is: 26,801.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,147.51 : 76,721.46 = 17,867.44 : x
  2. Step 2: Convert to fraction form
    51,147.51/76,721.46 = 17,867.44/x
  3. Step 3: Cross multiply
    51,147.51x = 76,721.46 × 17,867.44
  4. Step 4: Simplify right side
    51,147.51x = 1,370,816,083.26
  5. Step 5: Solve for x
    x = 1,370,816,083.26/51,147.51
  6. Step 6: Final answer
    x = 26,801.23

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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.