Home / 19,633.19-27,093.83-10,680.80

Finding the Fourth Proportional to 19,633.19, 27,093.83 and 10,680.80

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Solution

The fourth proportional to 19,633.19, 27,093.83 and 10,680.80 is: 14,739.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,633.19 : 27,093.83 = 10,680.80 : x
  2. Step 2: Convert to fraction form
    19,633.19/27,093.83 = 10,680.80/x
  3. Step 3: Cross multiply
    19,633.19x = 27,093.83 × 10,680.80
  4. Step 4: Simplify right side
    19,633.19x = 289,383,590.59
  5. Step 5: Solve for x
    x = 289,383,590.59/19,633.19
  6. Step 6: Final answer
    x = 14,739.51

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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.