Home / 36,877.38-50,888.07-20,958.75

Finding the Fourth Proportional to 36,877.38, 50,888.07 and 20,958.75

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Solution

The fourth proportional to 36,877.38, 50,888.07 and 20,958.75 is: 28,921.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,877.38 : 50,888.07 = 20,958.75 : x
  2. Step 2: Convert to fraction form
    36,877.38/50,888.07 = 20,958.75/x
  3. Step 3: Cross multiply
    36,877.38x = 50,888.07 × 20,958.75
  4. Step 4: Simplify right side
    36,877.38x = 1,066,550,396.06
  5. Step 5: Solve for x
    x = 1,066,550,396.06/36,877.38
  6. Step 6: Final answer
    x = 28,921.54

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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.