Home / 49,239.63-67,949.82-28,018.44

Finding the Fourth Proportional to 49,239.63, 67,949.82 and 28,018.44

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Solution

The fourth proportional to 49,239.63, 67,949.82 and 28,018.44 is: 38,664.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,239.63 : 67,949.82 = 28,018.44 : x
  2. Step 2: Convert to fraction form
    49,239.63/67,949.82 = 28,018.44/x
  3. Step 3: Cross multiply
    49,239.63x = 67,949.82 × 28,018.44
  4. Step 4: Simplify right side
    49,239.63x = 1,903,847,954.68
  5. Step 5: Solve for x
    x = 1,903,847,954.68/49,239.63
  6. Step 6: Final answer
    x = 38,664.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.