Home / 38,936.94-53,676.99-27,739.50

Finding the Fourth Proportional to 38,936.94, 53,676.99 and 27,739.50

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Solution

The fourth proportional to 38,936.94, 53,676.99 and 27,739.50 is: 38,240.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,936.94 : 53,676.99 = 27,739.50 : x
  2. Step 2: Convert to fraction form
    38,936.94/53,676.99 = 27,739.50/x
  3. Step 3: Cross multiply
    38,936.94x = 53,676.99 × 27,739.50
  4. Step 4: Simplify right side
    38,936.94x = 1,488,972,864.11
  5. Step 5: Solve for x
    x = 1,488,972,864.11/38,936.94
  6. Step 6: Final answer
    x = 38,240.62

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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.