Home / 37,171.51-51,295.31-20,175.39

Finding the Fourth Proportional to 37,171.51, 51,295.31 and 20,175.39

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Solution

The fourth proportional to 37,171.51, 51,295.31 and 20,175.39 is: 27,841.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,171.51 : 51,295.31 = 20,175.39 : x
  2. Step 2: Convert to fraction form
    37,171.51/51,295.31 = 20,175.39/x
  3. Step 3: Cross multiply
    37,171.51x = 51,295.31 × 20,175.39
  4. Step 4: Simplify right side
    37,171.51x = 1,034,902,783.54
  5. Step 5: Solve for x
    x = 1,034,902,783.54/37,171.51
  6. Step 6: Final answer
    x = 27,841.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.