Home / 39,395.44-54,364.46-22,401.54

Finding the Fourth Proportional to 39,395.44, 54,364.46 and 22,401.54

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Solution

The fourth proportional to 39,395.44, 54,364.46 and 22,401.54 is: 30,913.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,395.44 : 54,364.46 = 22,401.54 : x
  2. Step 2: Convert to fraction form
    39,395.44/54,364.46 = 22,401.54/x
  3. Step 3: Cross multiply
    39,395.44x = 54,364.46 × 22,401.54
  4. Step 4: Simplify right side
    39,395.44x = 1,217,847,353.45
  5. Step 5: Solve for x
    x = 1,217,847,353.45/39,395.44
  6. Step 6: Final answer
    x = 30,913.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.