Home / 22,222.80-33,334.20-14,440.40

Finding the Fourth Proportional to 22,222.80, 33,334.20 and 14,440.40

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Solution

The fourth proportional to 22,222.80, 33,334.20 and 14,440.40 is: 21,660.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,222.80 : 33,334.20 = 14,440.40 : x
  2. Step 2: Convert to fraction form
    22,222.80/33,334.20 = 14,440.40/x
  3. Step 3: Cross multiply
    22,222.80x = 33,334.20 × 14,440.40
  4. Step 4: Simplify right side
    22,222.80x = 481,359,181.68
  5. Step 5: Solve for x
    x = 481,359,181.68/22,222.80
  6. Step 6: Final answer
    x = 21,660.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.