Home / 33,800.06-50,707.23-12,739.66

Finding the Fourth Proportional to 33,800.06, 50,707.23 and 12,739.66

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Solution

The fourth proportional to 33,800.06, 50,707.23 and 12,739.66 is: 19,112.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,800.06 : 50,707.23 = 12,739.66 : x
  2. Step 2: Convert to fraction form
    33,800.06/50,707.23 = 12,739.66/x
  3. Step 3: Cross multiply
    33,800.06x = 50,707.23 × 12,739.66
  4. Step 4: Simplify right side
    33,800.06x = 645,992,869.74
  5. Step 5: Solve for x
    x = 645,992,869.74/33,800.06
  6. Step 6: Final answer
    x = 19,112.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.