Home / 36,421.27-54,596.87-18,660.33

Finding the Fourth Proportional to 36,421.27, 54,596.87 and 18,660.33

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Solution

The fourth proportional to 36,421.27, 54,596.87 and 18,660.33 is: 27,972.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,421.27 : 54,596.87 = 18,660.33 : x
  2. Step 2: Convert to fraction form
    36,421.27/54,596.87 = 18,660.33/x
  3. Step 3: Cross multiply
    36,421.27x = 54,596.87 × 18,660.33
  4. Step 4: Simplify right side
    36,421.27x = 1,018,795,611.17
  5. Step 5: Solve for x
    x = 1,018,795,611.17/36,421.27
  6. Step 6: Final answer
    x = 27,972.54

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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.