Home / 22,228.21-33,334.21-9,739.63

Finding the Fourth Proportional to 22,228.21, 33,334.21 and 9,739.63

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Solution

The fourth proportional to 22,228.21, 33,334.21 and 9,739.63 is: 14,605.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,228.21 : 33,334.21 = 9,739.63 : x
  2. Step 2: Convert to fraction form
    22,228.21/33,334.21 = 9,739.63/x
  3. Step 3: Cross multiply
    22,228.21x = 33,334.21 × 9,739.63
  4. Step 4: Simplify right side
    22,228.21x = 324,662,871.74
  5. Step 5: Solve for x
    x = 324,662,871.74/22,228.21
  6. Step 6: Final answer
    x = 14,605.89

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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.