Home / 22,020.50-33,032.37-6,439.34

Finding the Fourth Proportional to 22,020.50, 33,032.37 and 6,439.34

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Solution

The fourth proportional to 22,020.50, 33,032.37 and 6,439.34 is: 9,659.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,020.50 : 33,032.37 = 6,439.34 : x
  2. Step 2: Convert to fraction form
    22,020.50/33,032.37 = 6,439.34/x
  3. Step 3: Cross multiply
    22,020.50x = 33,032.37 × 6,439.34
  4. Step 4: Simplify right side
    22,020.50x = 212,706,661.44
  5. Step 5: Solve for x
    x = 212,706,661.44/22,020.50
  6. Step 6: Final answer
    x = 9,659.48

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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.