Home / 19,391.70-26,763.48-11,842.44

Finding the Fourth Proportional to 19,391.70, 26,763.48 and 11,842.44

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Solution

The fourth proportional to 19,391.70, 26,763.48 and 11,842.44 is: 16,344.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,391.70 : 26,763.48 = 11,842.44 : x
  2. Step 2: Convert to fraction form
    19,391.70/26,763.48 = 11,842.44/x
  3. Step 3: Cross multiply
    19,391.70x = 26,763.48 × 11,842.44
  4. Step 4: Simplify right side
    19,391.70x = 316,944,906.09
  5. Step 5: Solve for x
    x = 316,944,906.09/19,391.70
  6. Step 6: Final answer
    x = 16,344.36

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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.