Home / 22,203.36-33,295.28-11,812.64

Finding the Fourth Proportional to 22,203.36, 33,295.28 and 11,812.64

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Solution

The fourth proportional to 22,203.36, 33,295.28 and 11,812.64 is: 17,713.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,203.36 : 33,295.28 = 11,812.64 : x
  2. Step 2: Convert to fraction form
    22,203.36/33,295.28 = 11,812.64/x
  3. Step 3: Cross multiply
    22,203.36x = 33,295.28 × 11,812.64
  4. Step 4: Simplify right side
    22,203.36x = 393,305,156.34
  5. Step 5: Solve for x
    x = 393,305,156.34/22,203.36
  6. Step 6: Final answer
    x = 17,713.77

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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.