Home / 36,798.06-50,782.55-20,668.21

Finding the Fourth Proportional to 36,798.06, 50,782.55 and 20,668.21

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Solution

The fourth proportional to 36,798.06, 50,782.55 and 20,668.21 is: 28,522.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,798.06 : 50,782.55 = 20,668.21 : x
  2. Step 2: Convert to fraction form
    36,798.06/50,782.55 = 20,668.21/x
  3. Step 3: Cross multiply
    36,798.06x = 50,782.55 × 20,668.21
  4. Step 4: Simplify right side
    36,798.06x = 1,049,584,164.15
  5. Step 5: Solve for x
    x = 1,049,584,164.15/36,798.06
  6. Step 6: Final answer
    x = 28,522.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.