Home / 30,212.37-41,707.31-23,481.81

Finding the Fourth Proportional to 30,212.37, 41,707.31 and 23,481.81

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Solution

The fourth proportional to 30,212.37, 41,707.31 and 23,481.81 is: 32,415.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,212.37 : 41,707.31 = 23,481.81 : x
  2. Step 2: Convert to fraction form
    30,212.37/41,707.31 = 23,481.81/x
  3. Step 3: Cross multiply
    30,212.37x = 41,707.31 × 23,481.81
  4. Step 4: Simplify right side
    30,212.37x = 979,363,011.62
  5. Step 5: Solve for x
    x = 979,363,011.62/30,212.37
  6. Step 6: Final answer
    x = 32,415.96

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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.