Home / 41,081.76-56,692.80-22,218.90

Finding the Fourth Proportional to 41,081.76, 56,692.80 and 22,218.90

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Solution

The fourth proportional to 41,081.76, 56,692.80 and 22,218.90 is: 30,662.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,081.76 : 56,692.80 = 22,218.90 : x
  2. Step 2: Convert to fraction form
    41,081.76/56,692.80 = 22,218.90/x
  3. Step 3: Cross multiply
    41,081.76x = 56,692.80 × 22,218.90
  4. Step 4: Simplify right side
    41,081.76x = 1,259,651,653.92
  5. Step 5: Solve for x
    x = 1,259,651,653.92/41,081.76
  6. Step 6: Final answer
    x = 30,662.07

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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.