Home / 30,323.08-41,845.57-16,894.09

Finding the Fourth Proportional to 30,323.08, 41,845.57 and 16,894.09

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Solution

The fourth proportional to 30,323.08, 41,845.57 and 16,894.09 is: 23,313.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,323.08 : 41,845.57 = 16,894.09 : x
  2. Step 2: Convert to fraction form
    30,323.08/41,845.57 = 16,894.09/x
  3. Step 3: Cross multiply
    30,323.08x = 41,845.57 × 16,894.09
  4. Step 4: Simplify right side
    30,323.08x = 706,942,825.68
  5. Step 5: Solve for x
    x = 706,942,825.68/30,323.08
  6. Step 6: Final answer
    x = 23,313.69

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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.