Home / 54,765.03-82,147.72-15,322.49

Finding the Fourth Proportional to 54,765.03, 82,147.72 and 15,322.49

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Solution

The fourth proportional to 54,765.03, 82,147.72 and 15,322.49 is: 22,983.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,765.03 : 82,147.72 = 15,322.49 : x
  2. Step 2: Convert to fraction form
    54,765.03/82,147.72 = 15,322.49/x
  3. Step 3: Cross multiply
    54,765.03x = 82,147.72 × 15,322.49
  4. Step 4: Simplify right side
    54,765.03x = 1,258,707,618.22
  5. Step 5: Solve for x
    x = 1,258,707,618.22/54,765.03
  6. Step 6: Final answer
    x = 22,983.78

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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.