Home / 33,608.08-46,378-18,500.64

Finding the Fourth Proportional to 33,608.08, 46,378 and 18,500.64

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Solution

The fourth proportional to 33,608.08, 46,378 and 18,500.64 is: 25,530.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,608.08 : 46,378 = 18,500.64 : x
  2. Step 2: Convert to fraction form
    33,608.08/46,378 = 18,500.64/x
  3. Step 3: Cross multiply
    33,608.08x = 46,378 × 18,500.64
  4. Step 4: Simplify right side
    33,608.08x = 858,022,681.92
  5. Step 5: Solve for x
    x = 858,022,681.92/33,608.08
  6. Step 6: Final answer
    x = 25,530.25

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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.