Home / 36,198.09-54,290.45-15,132.42

Finding the Fourth Proportional to 36,198.09, 54,290.45 and 15,132.42

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Solution

The fourth proportional to 36,198.09, 54,290.45 and 15,132.42 is: 22,695.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,198.09 : 54,290.45 = 15,132.42 : x
  2. Step 2: Convert to fraction form
    36,198.09/54,290.45 = 15,132.42/x
  3. Step 3: Cross multiply
    36,198.09x = 54,290.45 × 15,132.42
  4. Step 4: Simplify right side
    36,198.09x = 821,545,929.22
  5. Step 5: Solve for x
    x = 821,545,929.22/36,198.09
  6. Step 6: Final answer
    x = 22,695.84

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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.