Home / 22,140.54-33,163.96-17,905.62

Finding the Fourth Proportional to 22,140.54, 33,163.96 and 17,905.62

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Solution

The fourth proportional to 22,140.54, 33,163.96 and 17,905.62 is: 26,820.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,140.54 : 33,163.96 = 17,905.62 : x
  2. Step 2: Convert to fraction form
    22,140.54/33,163.96 = 17,905.62/x
  3. Step 3: Cross multiply
    22,140.54x = 33,163.96 × 17,905.62
  4. Step 4: Simplify right side
    22,140.54x = 593,821,265.46
  5. Step 5: Solve for x
    x = 593,821,265.46/22,140.54
  6. Step 6: Final answer
    x = 26,820.54

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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.