Home / 49,138.41-67,812.89-26,782.41

Finding the Fourth Proportional to 49,138.41, 67,812.89 and 26,782.41

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Solution

The fourth proportional to 49,138.41, 67,812.89 and 26,782.41 is: 36,960.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,138.41 : 67,812.89 = 26,782.41 : x
  2. Step 2: Convert to fraction form
    49,138.41/67,812.89 = 26,782.41/x
  3. Step 3: Cross multiply
    49,138.41x = 67,812.89 × 26,782.41
  4. Step 4: Simplify right side
    49,138.41x = 1,816,192,489.35
  5. Step 5: Solve for x
    x = 1,816,192,489.35/49,138.41
  6. Step 6: Final answer
    x = 36,960.75

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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.