Home / 54,997.04-82,495.87-19,935.79

Finding the Fourth Proportional to 54,997.04, 82,495.87 and 19,935.79

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Solution

The fourth proportional to 54,997.04, 82,495.87 and 19,935.79 is: 29,903.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,997.04 : 82,495.87 = 19,935.79 : x
  2. Step 2: Convert to fraction form
    54,997.04/82,495.87 = 19,935.79/x
  3. Step 3: Cross multiply
    54,997.04x = 82,495.87 × 19,935.79
  4. Step 4: Simplify right side
    54,997.04x = 1,644,620,084.11
  5. Step 5: Solve for x
    x = 1,644,620,084.11/54,997.04
  6. Step 6: Final answer
    x = 29,903.79

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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.