Home / 36,157.85-49,896.37-21,050.95

Finding the Fourth Proportional to 36,157.85, 49,896.37 and 21,050.95

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Solution

The fourth proportional to 36,157.85, 49,896.37 and 21,050.95 is: 29,049.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,157.85 : 49,896.37 = 21,050.95 : x
  2. Step 2: Convert to fraction form
    36,157.85/49,896.37 = 21,050.95/x
  3. Step 3: Cross multiply
    36,157.85x = 49,896.37 × 21,050.95
  4. Step 4: Simplify right side
    36,157.85x = 1,050,365,990.05
  5. Step 5: Solve for x
    x = 1,050,365,990.05/36,157.85
  6. Step 6: Final answer
    x = 29,049.46

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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.