Home / 39,928.37-55,103.96-22,935.38

Finding the Fourth Proportional to 39,928.37, 55,103.96 and 22,935.38

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Solution

The fourth proportional to 39,928.37, 55,103.96 and 22,935.38 is: 31,652.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,928.37 : 55,103.96 = 22,935.38 : x
  2. Step 2: Convert to fraction form
    39,928.37/55,103.96 = 22,935.38/x
  3. Step 3: Cross multiply
    39,928.37x = 55,103.96 × 22,935.38
  4. Step 4: Simplify right side
    39,928.37x = 1,263,830,043.92
  5. Step 5: Solve for x
    x = 1,263,830,043.92/39,928.37
  6. Step 6: Final answer
    x = 31,652.44

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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.