Home / 54,960.06-82,440.06-19,891.50

Finding the Fourth Proportional to 54,960.06, 82,440.06 and 19,891.50

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Solution

The fourth proportional to 54,960.06, 82,440.06 and 19,891.50 is: 29,837.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,960.06 : 82,440.06 = 19,891.50 : x
  2. Step 2: Convert to fraction form
    54,960.06/82,440.06 = 19,891.50/x
  3. Step 3: Cross multiply
    54,960.06x = 82,440.06 × 19,891.50
  4. Step 4: Simplify right side
    54,960.06x = 1,639,856,453.49
  5. Step 5: Solve for x
    x = 1,639,856,453.49/54,960.06
  6. Step 6: Final answer
    x = 29,837.24

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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.