Home / 49,072.32-67,721.44-26,717.12

Finding the Fourth Proportional to 49,072.32, 67,721.44 and 26,717.12

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Solution

The fourth proportional to 49,072.32, 67,721.44 and 26,717.12 is: 36,870.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,072.32 : 67,721.44 = 26,717.12 : x
  2. Step 2: Convert to fraction form
    49,072.32/67,721.44 = 26,717.12/x
  3. Step 3: Cross multiply
    49,072.32x = 67,721.44 × 26,717.12
  4. Step 4: Simplify right side
    49,072.32x = 1,809,321,839.05
  5. Step 5: Solve for x
    x = 1,809,321,839.05/49,072.32
  6. Step 6: Final answer
    x = 36,870.52

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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.