Home / 54,826.78-82,245.32-15,383.72

Finding the Fourth Proportional to 54,826.78, 82,245.32 and 15,383.72

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Solution

The fourth proportional to 54,826.78, 82,245.32 and 15,383.72 is: 23,077.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,826.78 : 82,245.32 = 15,383.72 : x
  2. Step 2: Convert to fraction form
    54,826.78/82,245.32 = 15,383.72/x
  3. Step 3: Cross multiply
    54,826.78x = 82,245.32 × 15,383.72
  4. Step 4: Simplify right side
    54,826.78x = 1,265,238,974.19
  5. Step 5: Solve for x
    x = 1,265,238,974.19/54,826.78
  6. Step 6: Final answer
    x = 23,077.03

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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.