Home / 54,291.33-81,447.80-16,849.82

Finding the Fourth Proportional to 54,291.33, 81,447.80 and 16,849.82

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Solution

The fourth proportional to 54,291.33, 81,447.80 and 16,849.82 is: 25,278.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,291.33 : 81,447.80 = 16,849.82 : x
  2. Step 2: Convert to fraction form
    54,291.33/81,447.80 = 16,849.82/x
  3. Step 3: Cross multiply
    54,291.33x = 81,447.80 × 16,849.82
  4. Step 4: Simplify right side
    54,291.33x = 1,372,380,888.77
  5. Step 5: Solve for x
    x = 1,372,380,888.77/54,291.33
  6. Step 6: Final answer
    x = 25,278.09

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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.