Home / 54,610.94-81,936.09-19,077.47

Finding the Fourth Proportional to 54,610.94, 81,936.09 and 19,077.47

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Solution

The fourth proportional to 54,610.94, 81,936.09 and 19,077.47 is: 28,623.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,610.94 : 81,936.09 = 19,077.47 : x
  2. Step 2: Convert to fraction form
    54,610.94/81,936.09 = 19,077.47/x
  3. Step 3: Cross multiply
    54,610.94x = 81,936.09 × 19,077.47
  4. Step 4: Simplify right side
    54,610.94x = 1,563,132,889.21
  5. Step 5: Solve for x
    x = 1,563,132,889.21/54,610.94
  6. Step 6: Final answer
    x = 28,623.08

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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.