Home / 36,743.46-50,707.71-20,828.22

Finding the Fourth Proportional to 36,743.46, 50,707.71 and 20,828.22

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Solution

The fourth proportional to 36,743.46, 50,707.71 and 20,828.22 is: 28,743.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,743.46 : 50,707.71 = 20,828.22 : x
  2. Step 2: Convert to fraction form
    36,743.46/50,707.71 = 20,828.22/x
  3. Step 3: Cross multiply
    36,743.46x = 50,707.71 × 20,828.22
  4. Step 4: Simplify right side
    36,743.46x = 1,056,151,339.58
  5. Step 5: Solve for x
    x = 1,056,151,339.58/36,743.46
  6. Step 6: Final answer
    x = 28,743.93

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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.