Home / 20,633.54-30,952.37-7,486.94

Finding the Fourth Proportional to 20,633.54, 30,952.37 and 7,486.94

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Solution

The fourth proportional to 20,633.54, 30,952.37 and 7,486.94 is: 11,231.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,633.54 : 30,952.37 = 7,486.94 : x
  2. Step 2: Convert to fraction form
    20,633.54/30,952.37 = 7,486.94/x
  3. Step 3: Cross multiply
    20,633.54x = 30,952.37 × 7,486.94
  4. Step 4: Simplify right side
    20,633.54x = 231,738,576.99
  5. Step 5: Solve for x
    x = 231,738,576.99/20,633.54
  6. Step 6: Final answer
    x = 11,231.16

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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.