Home / 54,939.60-82,416.69-25,364.07

Finding the Fourth Proportional to 54,939.60, 82,416.69 and 25,364.07

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Solution

The fourth proportional to 54,939.60, 82,416.69 and 25,364.07 is: 38,049.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,939.60 : 82,416.69 = 25,364.07 : x
  2. Step 2: Convert to fraction form
    54,939.60/82,416.69 = 25,364.07/x
  3. Step 3: Cross multiply
    54,939.60x = 82,416.69 × 25,364.07
  4. Step 4: Simplify right side
    54,939.60x = 2,090,422,694.33
  5. Step 5: Solve for x
    x = 2,090,422,694.33/54,939.60
  6. Step 6: Final answer
    x = 38,049.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.