Home / 33,821.76-46,674.04-18,917.76

Finding the Fourth Proportional to 33,821.76, 46,674.04 and 18,917.76

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Solution

The fourth proportional to 33,821.76, 46,674.04 and 18,917.76 is: 26,106.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,821.76 : 46,674.04 = 18,917.76 : x
  2. Step 2: Convert to fraction form
    33,821.76/46,674.04 = 18,917.76/x
  3. Step 3: Cross multiply
    33,821.76x = 46,674.04 × 18,917.76
  4. Step 4: Simplify right side
    33,821.76x = 882,968,286.95
  5. Step 5: Solve for x
    x = 882,968,286.95/33,821.76
  6. Step 6: Final answer
    x = 26,106.52

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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.