Home / 54,600.82-81,913.51-21,330.37

Finding the Fourth Proportional to 54,600.82, 81,913.51 and 21,330.37

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Solution

The fourth proportional to 54,600.82, 81,913.51 and 21,330.37 is: 32,000.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,600.82 : 81,913.51 = 21,330.37 : x
  2. Step 2: Convert to fraction form
    54,600.82/81,913.51 = 21,330.37/x
  3. Step 3: Cross multiply
    54,600.82x = 81,913.51 × 21,330.37
  4. Step 4: Simplify right side
    54,600.82x = 1,747,245,605.35
  5. Step 5: Solve for x
    x = 1,747,245,605.35/54,600.82
  6. Step 6: Final answer
    x = 32,000.36

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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.