Home / 54,946.56-82,422.72-18,013.44

Finding the Fourth Proportional to 54,946.56, 82,422.72 and 18,013.44

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Solution

The fourth proportional to 54,946.56, 82,422.72 and 18,013.44 is: 27,021.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,946.56 : 82,422.72 = 18,013.44 : x
  2. Step 2: Convert to fraction form
    54,946.56/82,422.72 = 18,013.44/x
  3. Step 3: Cross multiply
    54,946.56x = 82,422.72 × 18,013.44
  4. Step 4: Simplify right side
    54,946.56x = 1,484,716,721.36
  5. Step 5: Solve for x
    x = 1,484,716,721.36/54,946.56
  6. Step 6: Final answer
    x = 27,021.10

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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.