Home / 30,268.07-41,769.77-16,838.54

Finding the Fourth Proportional to 30,268.07, 41,769.77 and 16,838.54

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Solution

The fourth proportional to 30,268.07, 41,769.77 and 16,838.54 is: 23,237.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,268.07 : 41,769.77 = 16,838.54 : x
  2. Step 2: Convert to fraction form
    30,268.07/41,769.77 = 16,838.54/x
  3. Step 3: Cross multiply
    30,268.07x = 41,769.77 × 16,838.54
  4. Step 4: Simplify right side
    30,268.07x = 703,341,942.94
  5. Step 5: Solve for x
    x = 703,341,942.94/30,268.07
  6. Step 6: Final answer
    x = 23,237.09

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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.