Home / 54,610.36-81,935.27-19,076.93

Finding the Fourth Proportional to 54,610.36, 81,935.27 and 19,076.93

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Solution

The fourth proportional to 54,610.36, 81,935.27 and 19,076.93 is: 28,622.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,610.36 : 81,935.27 = 19,076.93 : x
  2. Step 2: Convert to fraction form
    54,610.36/81,935.27 = 19,076.93/x
  3. Step 3: Cross multiply
    54,610.36x = 81,935.27 × 19,076.93
  4. Step 4: Simplify right side
    54,610.36x = 1,563,073,410.32
  5. Step 5: Solve for x
    x = 1,563,073,410.32/54,610.36
  6. Step 6: Final answer
    x = 28,622.29

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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.