Home / 27,613.85-41,379.82-20,282.01

Finding the Fourth Proportional to 27,613.85, 41,379.82 and 20,282.01

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Solution

The fourth proportional to 27,613.85, 41,379.82 and 20,282.01 is: 30,392.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,613.85 : 41,379.82 = 20,282.01 : x
  2. Step 2: Convert to fraction form
    27,613.85/41,379.82 = 20,282.01/x
  3. Step 3: Cross multiply
    27,613.85x = 41,379.82 × 20,282.01
  4. Step 4: Simplify right side
    27,613.85x = 839,265,821.63
  5. Step 5: Solve for x
    x = 839,265,821.63/27,613.85
  6. Step 6: Final answer
    x = 30,392.93

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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.