Home / 40,098.85-55,334.00-22,192.79

Finding the Fourth Proportional to 40,098.85, 55,334.00 and 22,192.79

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Solution

The fourth proportional to 40,098.85, 55,334.00 and 22,192.79 is: 30,624.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,098.85 : 55,334.00 = 22,192.79 : x
  2. Step 2: Convert to fraction form
    40,098.85/55,334.00 = 22,192.79/x
  3. Step 3: Cross multiply
    40,098.85x = 55,334.00 × 22,192.79
  4. Step 4: Simplify right side
    40,098.85x = 1,228,015,620.67
  5. Step 5: Solve for x
    x = 1,228,015,620.67/40,098.85
  6. Step 6: Final answer
    x = 30,624.71

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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.