Home / 54,680.73-82,021.13-15,238.88

Finding the Fourth Proportional to 54,680.73, 82,021.13 and 15,238.88

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Solution

The fourth proportional to 54,680.73, 82,021.13 and 15,238.88 is: 22,858.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,680.73 : 82,021.13 = 15,238.88 : x
  2. Step 2: Convert to fraction form
    54,680.73/82,021.13 = 15,238.88/x
  3. Step 3: Cross multiply
    54,680.73x = 82,021.13 × 15,238.88
  4. Step 4: Simplify right side
    54,680.73x = 1,249,910,400.68
  5. Step 5: Solve for x
    x = 1,249,910,400.68/54,680.73
  6. Step 6: Final answer
    x = 22,858.33

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1.5x scale

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.