Home / 36,982.20-51,022.96-21,055.37

Finding the Fourth Proportional to 36,982.20, 51,022.96 and 21,055.37

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Solution

The fourth proportional to 36,982.20, 51,022.96 and 21,055.37 is: 29,049.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,982.20 : 51,022.96 = 21,055.37 : x
  2. Step 2: Convert to fraction form
    36,982.20/51,022.96 = 21,055.37/x
  3. Step 3: Cross multiply
    36,982.20x = 51,022.96 × 21,055.37
  4. Step 4: Simplify right side
    36,982.20x = 1,074,307,301.30
  5. Step 5: Solve for x
    x = 1,074,307,301.30/36,982.20
  6. Step 6: Final answer
    x = 29,049.31

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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.