Home / 36,857.40-50,860.68-20,725.08

Finding the Fourth Proportional to 36,857.40, 50,860.68 and 20,725.08

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Solution

The fourth proportional to 36,857.40, 50,860.68 and 20,725.08 is: 28,599.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,857.40 : 50,860.68 = 20,725.08 : x
  2. Step 2: Convert to fraction form
    36,857.40/50,860.68 = 20,725.08/x
  3. Step 3: Cross multiply
    36,857.40x = 50,860.68 × 20,725.08
  4. Step 4: Simplify right side
    36,857.40x = 1,054,091,661.85
  5. Step 5: Solve for x
    x = 1,054,091,661.85/36,857.40
  6. Step 6: Final answer
    x = 28,599.19

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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.