Home / 22,192.67-33,289.29-12,394.28

Finding the Fourth Proportional to 22,192.67, 33,289.29 and 12,394.28

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Solution

The fourth proportional to 22,192.67, 33,289.29 and 12,394.28 is: 18,591.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,192.67 : 33,289.29 = 12,394.28 : x
  2. Step 2: Convert to fraction form
    22,192.67/33,289.29 = 12,394.28/x
  3. Step 3: Cross multiply
    22,192.67x = 33,289.29 × 12,394.28
  4. Step 4: Simplify right side
    22,192.67x = 412,596,781.26
  5. Step 5: Solve for x
    x = 412,596,781.26/22,192.67
  6. Step 6: Final answer
    x = 18,591.58

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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.