Home / 36,278.56-50,064.06-20,362.69

Finding the Fourth Proportional to 36,278.56, 50,064.06 and 20,362.69

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Solution

The fourth proportional to 36,278.56, 50,064.06 and 20,362.69 is: 28,100.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,278.56 : 50,064.06 = 20,362.69 : x
  2. Step 2: Convert to fraction form
    36,278.56/50,064.06 = 20,362.69/x
  3. Step 3: Cross multiply
    36,278.56x = 50,064.06 × 20,362.69
  4. Step 4: Simplify right side
    36,278.56x = 1,019,438,933.92
  5. Step 5: Solve for x
    x = 1,019,438,933.92/36,278.56
  6. Step 6: Final answer
    x = 28,100.31

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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.