Home / 54,738.78-75,546.23-30,864.97

Finding the Fourth Proportional to 54,738.78, 75,546.23 and 30,864.97

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Solution

The fourth proportional to 54,738.78, 75,546.23 and 30,864.97 is: 42,597.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,738.78 : 75,546.23 = 30,864.97 : x
  2. Step 2: Convert to fraction form
    54,738.78/75,546.23 = 30,864.97/x
  3. Step 3: Cross multiply
    54,738.78x = 75,546.23 × 30,864.97
  4. Step 4: Simplify right side
    54,738.78x = 2,331,732,122.56
  5. Step 5: Solve for x
    x = 2,331,732,122.56/54,738.78
  6. Step 6: Final answer
    x = 42,597.44

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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.