Home / 19,658.41-27,127.73-10,705.37

Finding the Fourth Proportional to 19,658.41, 27,127.73 and 10,705.37

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Solution

The fourth proportional to 19,658.41, 27,127.73 and 10,705.37 is: 14,772.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,658.41 : 27,127.73 = 10,705.37 : x
  2. Step 2: Convert to fraction form
    19,658.41/27,127.73 = 10,705.37/x
  3. Step 3: Cross multiply
    19,658.41x = 27,127.73 × 10,705.37
  4. Step 4: Simplify right side
    19,658.41x = 290,412,481.49
  5. Step 5: Solve for x
    x = 290,412,481.49/19,658.41
  6. Step 6: Final answer
    x = 14,772.94

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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.