Home / 49,403.27-74,118.78-19,841.87

Finding the Fourth Proportional to 49,403.27, 74,118.78 and 19,841.87

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Solution

The fourth proportional to 49,403.27, 74,118.78 and 19,841.87 is: 29,768.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,403.27 : 74,118.78 = 19,841.87 : x
  2. Step 2: Convert to fraction form
    49,403.27/74,118.78 = 19,841.87/x
  3. Step 3: Cross multiply
    49,403.27x = 74,118.78 × 19,841.87
  4. Step 4: Simplify right side
    49,403.27x = 1,470,654,826.72
  5. Step 5: Solve for x
    x = 1,470,654,826.72/49,403.27
  6. Step 6: Final answer
    x = 29,768.37

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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.