Home / 54,034.94-81,087.97-18,973.66

Finding the Fourth Proportional to 54,034.94, 81,087.97 and 18,973.66

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Solution

The fourth proportional to 54,034.94, 81,087.97 and 18,973.66 is: 28,472.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,034.94 : 81,087.97 = 18,973.66 : x
  2. Step 2: Convert to fraction form
    54,034.94/81,087.97 = 18,973.66/x
  3. Step 3: Cross multiply
    54,034.94x = 81,087.97 × 18,973.66
  4. Step 4: Simplify right side
    54,034.94x = 1,538,535,572.87
  5. Step 5: Solve for x
    x = 1,538,535,572.87/54,034.94
  6. Step 6: Final answer
    x = 28,472.98

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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.