Home / 43,441.48-65,157.90-20,067.58

Finding the Fourth Proportional to 43,441.48, 65,157.90 and 20,067.58

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Solution

The fourth proportional to 43,441.48, 65,157.90 and 20,067.58 is: 30,099.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,441.48 : 65,157.90 = 20,067.58 : x
  2. Step 2: Convert to fraction form
    43,441.48/65,157.90 = 20,067.58/x
  3. Step 3: Cross multiply
    43,441.48x = 65,157.90 × 20,067.58
  4. Step 4: Simplify right side
    43,441.48x = 1,307,561,370.88
  5. Step 5: Solve for x
    x = 1,307,561,370.88/43,441.48
  6. Step 6: Final answer
    x = 30,099.37

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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.