Home / 22,353.21-33,663.54-20,360.34

Finding the Fourth Proportional to 22,353.21, 33,663.54 and 20,360.34

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Solution

The fourth proportional to 22,353.21, 33,663.54 and 20,360.34 is: 30,662.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,353.21 : 33,663.54 = 20,360.34 : x
  2. Step 2: Convert to fraction form
    22,353.21/33,663.54 = 20,360.34/x
  3. Step 3: Cross multiply
    22,353.21x = 33,663.54 × 20,360.34
  4. Step 4: Simplify right side
    22,353.21x = 685,401,120.00
  5. Step 5: Solve for x
    x = 685,401,120.00/22,353.21
  6. Step 6: Final answer
    x = 30,662.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.