Home / 54,789.27-82,187.55-19,246.27

Finding the Fourth Proportional to 54,789.27, 82,187.55 and 19,246.27

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Solution

The fourth proportional to 54,789.27, 82,187.55 and 19,246.27 is: 28,870.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,789.27 : 82,187.55 = 19,246.27 : x
  2. Step 2: Convert to fraction form
    54,789.27/82,187.55 = 19,246.27/x
  3. Step 3: Cross multiply
    54,789.27x = 82,187.55 × 19,246.27
  4. Step 4: Simplify right side
    54,789.27x = 1,581,803,777.94
  5. Step 5: Solve for x
    x = 1,581,803,777.94/54,789.27
  6. Step 6: Final answer
    x = 28,870.69

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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.