Home / 19,682.24-27,162.01-12,133.56

Finding the Fourth Proportional to 19,682.24, 27,162.01 and 12,133.56

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Solution

The fourth proportional to 19,682.24, 27,162.01 and 12,133.56 is: 16,744.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,682.24 : 27,162.01 = 12,133.56 : x
  2. Step 2: Convert to fraction form
    19,682.24/27,162.01 = 12,133.56/x
  3. Step 3: Cross multiply
    19,682.24x = 27,162.01 × 12,133.56
  4. Step 4: Simplify right side
    19,682.24x = 329,571,847.72
  5. Step 5: Solve for x
    x = 329,571,847.72/19,682.24
  6. Step 6: Final answer
    x = 16,744.63

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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.