Home / 49,815.78-74,745.68-26,117.66

Finding the Fourth Proportional to 49,815.78, 74,745.68 and 26,117.66

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Solution

The fourth proportional to 49,815.78, 74,745.68 and 26,117.66 is: 39,188.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,815.78 : 74,745.68 = 26,117.66 : x
  2. Step 2: Convert to fraction form
    49,815.78/74,745.68 = 26,117.66/x
  3. Step 3: Cross multiply
    49,815.78x = 74,745.68 × 26,117.66
  4. Step 4: Simplify right side
    49,815.78x = 1,952,181,752.39
  5. Step 5: Solve for x
    x = 1,952,181,752.39/49,815.78
  6. Step 6: Final answer
    x = 39,188.02

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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.