Home / 54,699.26-82,048.87-13,146.26

Finding the Fourth Proportional to 54,699.26, 82,048.87 and 13,146.26

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Solution

The fourth proportional to 54,699.26, 82,048.87 and 13,146.26 is: 19,719.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,699.26 : 82,048.87 = 13,146.26 : x
  2. Step 2: Convert to fraction form
    54,699.26/82,048.87 = 13,146.26/x
  3. Step 3: Cross multiply
    54,699.26x = 82,048.87 × 13,146.26
  4. Step 4: Simplify right side
    54,699.26x = 1,078,635,777.73
  5. Step 5: Solve for x
    x = 1,078,635,777.73/54,699.26
  6. Step 6: Final answer
    x = 19,719.39

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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.