Home / 22,021.41-33,032.42-6,439.03

Finding the Fourth Proportional to 22,021.41, 33,032.42 and 6,439.03

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Solution

The fourth proportional to 22,021.41, 33,032.42 and 6,439.03 is: 9,658.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,021.41 : 33,032.42 = 6,439.03 : x
  2. Step 2: Convert to fraction form
    22,021.41/33,032.42 = 6,439.03/x
  3. Step 3: Cross multiply
    22,021.41x = 33,032.42 × 6,439.03
  4. Step 4: Simplify right side
    22,021.41x = 212,696,743.35
  5. Step 5: Solve for x
    x = 212,696,743.35/22,021.41
  6. Step 6: Final answer
    x = 9,658.63

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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.