Home / 54,786.36-82,178.82-13,233

Finding the Fourth Proportional to 54,786.36, 82,178.82 and 13,233

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Solution

The fourth proportional to 54,786.36, 82,178.82 and 13,233 is: 19,849.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,786.36 : 82,178.82 = 13,233 : x
  2. Step 2: Convert to fraction form
    54,786.36/82,178.82 = 13,233/x
  3. Step 3: Cross multiply
    54,786.36x = 82,178.82 × 13,233
  4. Step 4: Simplify right side
    54,786.36x = 1,087,472,325.06
  5. Step 5: Solve for x
    x = 1,087,472,325.06/54,786.36
  6. Step 6: Final answer
    x = 19,849.33

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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.