Home / 22,168.41-33,122.73-21,393.24

Finding the Fourth Proportional to 22,168.41, 33,122.73 and 21,393.24

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Solution

The fourth proportional to 22,168.41, 33,122.73 and 21,393.24 is: 31,964.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,168.41 : 33,122.73 = 21,393.24 : x
  2. Step 2: Convert to fraction form
    22,168.41/33,122.73 = 21,393.24/x
  3. Step 3: Cross multiply
    22,168.41x = 33,122.73 × 21,393.24
  4. Step 4: Simplify right side
    22,168.41x = 708,602,512.35
  5. Step 5: Solve for x
    x = 708,602,512.35/22,168.41
  6. Step 6: Final answer
    x = 31,964.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.