Home / 54,363.36-81,556.56-17,453.28

Finding the Fourth Proportional to 54,363.36, 81,556.56 and 17,453.28

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Solution

The fourth proportional to 54,363.36, 81,556.56 and 17,453.28 is: 26,183.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,363.36 : 81,556.56 = 17,453.28 : x
  2. Step 2: Convert to fraction form
    54,363.36/81,556.56 = 17,453.28/x
  3. Step 3: Cross multiply
    54,363.36x = 81,556.56 × 17,453.28
  4. Step 4: Simplify right side
    54,363.36x = 1,423,429,477.52
  5. Step 5: Solve for x
    x = 1,423,429,477.52/54,363.36
  6. Step 6: Final answer
    x = 26,183.62

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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.