Home / 37,579.88-51,858.39-20,584.20

Finding the Fourth Proportional to 37,579.88, 51,858.39 and 20,584.20

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Solution

The fourth proportional to 37,579.88, 51,858.39 and 20,584.20 is: 28,405.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,579.88 : 51,858.39 = 20,584.20 : x
  2. Step 2: Convert to fraction form
    37,579.88/51,858.39 = 20,584.20/x
  3. Step 3: Cross multiply
    37,579.88x = 51,858.39 × 20,584.20
  4. Step 4: Simplify right side
    37,579.88x = 1,067,463,471.44
  5. Step 5: Solve for x
    x = 1,067,463,471.44/37,579.88
  6. Step 6: Final answer
    x = 28,405.19

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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.