Home / 28,795.56-39,736.34-16,219.52

Finding the Fourth Proportional to 28,795.56, 39,736.34 and 16,219.52

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Solution

The fourth proportional to 28,795.56, 39,736.34 and 16,219.52 is: 22,382.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,795.56 : 39,736.34 = 16,219.52 : x
  2. Step 2: Convert to fraction form
    28,795.56/39,736.34 = 16,219.52/x
  3. Step 3: Cross multiply
    28,795.56x = 39,736.34 × 16,219.52
  4. Step 4: Simplify right side
    28,795.56x = 644,504,361.36
  5. Step 5: Solve for x
    x = 644,504,361.36/28,795.56
  6. Step 6: Final answer
    x = 22,382.07

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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.