Home / 36,556.75-54,837.87-20,755.68

Finding the Fourth Proportional to 36,556.75, 54,837.87 and 20,755.68

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Solution

The fourth proportional to 36,556.75, 54,837.87 and 20,755.68 is: 31,135.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,556.75 : 54,837.87 = 20,755.68 : x
  2. Step 2: Convert to fraction form
    36,556.75/54,837.87 = 20,755.68/x
  3. Step 3: Cross multiply
    36,556.75x = 54,837.87 × 20,755.68
  4. Step 4: Simplify right side
    36,556.75x = 1,138,197,281.60
  5. Step 5: Solve for x
    x = 1,138,197,281.60/36,556.75
  6. Step 6: Final answer
    x = 31,135.08

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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.