Home / 19,391.83-26,763.24-11,836.58

Finding the Fourth Proportional to 19,391.83, 26,763.24 and 11,836.58

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Solution

The fourth proportional to 19,391.83, 26,763.24 and 11,836.58 is: 16,336.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,391.83 : 26,763.24 = 11,836.58 : x
  2. Step 2: Convert to fraction form
    19,391.83/26,763.24 = 11,836.58/x
  3. Step 3: Cross multiply
    19,391.83x = 26,763.24 × 11,836.58
  4. Step 4: Simplify right side
    19,391.83x = 316,785,231.32
  5. Step 5: Solve for x
    x = 316,785,231.32/19,391.83
  6. Step 6: Final answer
    x = 16,336.02

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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.