Home / 37,579.80-56,352.11-21,789.33

Finding the Fourth Proportional to 37,579.80, 56,352.11 and 21,789.33

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Solution

The fourth proportional to 37,579.80, 56,352.11 and 21,789.33 is: 32,673.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,579.80 : 56,352.11 = 21,789.33 : x
  2. Step 2: Convert to fraction form
    37,579.80/56,352.11 = 21,789.33/x
  3. Step 3: Cross multiply
    37,579.80x = 56,352.11 × 21,789.33
  4. Step 4: Simplify right side
    37,579.80x = 1,227,874,559.21
  5. Step 5: Solve for x
    x = 1,227,874,559.21/37,579.80
  6. Step 6: Final answer
    x = 32,673.79

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1.5x scale

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.