Home / 11,682.46-17,440.46-11,272.36

Finding the Fourth Proportional to 11,682.46, 17,440.46 and 11,272.36

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Solution

The fourth proportional to 11,682.46, 17,440.46 and 11,272.36 is: 16,828.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,682.46 : 17,440.46 = 11,272.36 : x
  2. Step 2: Convert to fraction form
    11,682.46/17,440.46 = 11,272.36/x
  3. Step 3: Cross multiply
    11,682.46x = 17,440.46 × 11,272.36
  4. Step 4: Simplify right side
    11,682.46x = 196,595,143.69
  5. Step 5: Solve for x
    x = 196,595,143.69/11,682.46
  6. Step 6: Final answer
    x = 16,828.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.