Home / 33,360.80-46,049.61-20,623.75

Finding the Fourth Proportional to 33,360.80, 46,049.61 and 20,623.75

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Solution

The fourth proportional to 33,360.80, 46,049.61 and 20,623.75 is: 28,468.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,360.80 : 46,049.61 = 20,623.75 : x
  2. Step 2: Convert to fraction form
    33,360.80/46,049.61 = 20,623.75/x
  3. Step 3: Cross multiply
    33,360.80x = 46,049.61 × 20,623.75
  4. Step 4: Simplify right side
    33,360.80x = 949,715,606.45
  5. Step 5: Solve for x
    x = 949,715,606.45/33,360.80
  6. Step 6: Final answer
    x = 28,468.01

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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.