Home / 41,081.78-56,692.81-22,218.86

Finding the Fourth Proportional to 41,081.78, 56,692.81 and 22,218.86

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Solution

The fourth proportional to 41,081.78, 56,692.81 and 22,218.86 is: 30,662.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,081.78 : 56,692.81 = 22,218.86 : x
  2. Step 2: Convert to fraction form
    41,081.78/56,692.81 = 22,218.86/x
  3. Step 3: Cross multiply
    41,081.78x = 56,692.81 × 22,218.86
  4. Step 4: Simplify right side
    41,081.78x = 1,259,649,608.40
  5. Step 5: Solve for x
    x = 1,259,649,608.40/41,081.78
  6. Step 6: Final answer
    x = 30,662.00

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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.