Home / 39,805.94-54,932.66-22,809.84

Finding the Fourth Proportional to 39,805.94, 54,932.66 and 22,809.84

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Solution

The fourth proportional to 39,805.94, 54,932.66 and 22,809.84 is: 31,477.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,805.94 : 54,932.66 = 22,809.84 : x
  2. Step 2: Convert to fraction form
    39,805.94/54,932.66 = 22,809.84/x
  3. Step 3: Cross multiply
    39,805.94x = 54,932.66 × 22,809.84
  4. Step 4: Simplify right side
    39,805.94x = 1,253,005,185.37
  5. Step 5: Solve for x
    x = 1,253,005,185.37/39,805.94
  6. Step 6: Final answer
    x = 31,477.84

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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.