Home / 36,809.68-50,799.99-20,895.16

Finding the Fourth Proportional to 36,809.68, 50,799.99 and 20,895.16

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Solution

The fourth proportional to 36,809.68, 50,799.99 and 20,895.16 is: 28,836.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,809.68 : 50,799.99 = 20,895.16 : x
  2. Step 2: Convert to fraction form
    36,809.68/50,799.99 = 20,895.16/x
  3. Step 3: Cross multiply
    36,809.68x = 50,799.99 × 20,895.16
  4. Step 4: Simplify right side
    36,809.68x = 1,061,473,919.05
  5. Step 5: Solve for x
    x = 1,061,473,919.05/36,809.68
  6. Step 6: Final answer
    x = 28,836.81

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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.