Home / 37,675.08-51,991.44-20,679.36

Finding the Fourth Proportional to 37,675.08, 51,991.44 and 20,679.36

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Solution

The fourth proportional to 37,675.08, 51,991.44 and 20,679.36 is: 28,537.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,675.08 : 51,991.44 = 20,679.36 : x
  2. Step 2: Convert to fraction form
    37,675.08/51,991.44 = 20,679.36/x
  3. Step 3: Cross multiply
    37,675.08x = 51,991.44 × 20,679.36
  4. Step 4: Simplify right side
    37,675.08x = 1,075,149,704.68
  5. Step 5: Solve for x
    x = 1,075,149,704.68/37,675.08
  6. Step 6: Final answer
    x = 28,537.42

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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.