Home / 39,230.84-54,137.41-22,236.64

Finding the Fourth Proportional to 39,230.84, 54,137.41 and 22,236.64

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Solution

The fourth proportional to 39,230.84, 54,137.41 and 22,236.64 is: 30,685.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,230.84 : 54,137.41 = 22,236.64 : x
  2. Step 2: Convert to fraction form
    39,230.84/54,137.41 = 22,236.64/x
  3. Step 3: Cross multiply
    39,230.84x = 54,137.41 × 22,236.64
  4. Step 4: Simplify right side
    39,230.84x = 1,203,834,335.37
  5. Step 5: Solve for x
    x = 1,203,834,335.37/39,230.84
  6. Step 6: Final answer
    x = 30,685.92

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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.