Home / 36,728.55-55,092.83-11,768.81

Finding the Fourth Proportional to 36,728.55, 55,092.83 and 11,768.81

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Solution

The fourth proportional to 36,728.55, 55,092.83 and 11,768.81 is: 17,653.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,728.55 : 55,092.83 = 11,768.81 : x
  2. Step 2: Convert to fraction form
    36,728.55/55,092.83 = 11,768.81/x
  3. Step 3: Cross multiply
    36,728.55x = 55,092.83 × 11,768.81
  4. Step 4: Simplify right side
    36,728.55x = 648,376,714.32
  5. Step 5: Solve for x
    x = 648,376,714.32/36,728.55
  6. Step 6: Final answer
    x = 17,653.21

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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.