Home / 43,704.37-65,556.62-18,728.22

Finding the Fourth Proportional to 43,704.37, 65,556.62 and 18,728.22

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Solution

The fourth proportional to 43,704.37, 65,556.62 and 18,728.22 is: 28,092.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,704.37 : 65,556.62 = 18,728.22 : x
  2. Step 2: Convert to fraction form
    43,704.37/65,556.62 = 18,728.22/x
  3. Step 3: Cross multiply
    43,704.37x = 65,556.62 × 18,728.22
  4. Step 4: Simplify right side
    43,704.37x = 1,227,758,801.82
  5. Step 5: Solve for x
    x = 1,227,758,801.82/43,704.37
  6. Step 6: Final answer
    x = 28,092.36

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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.