Home / 27,564.30-41,338.35-10,918.80

Finding the Fourth Proportional to 27,564.30, 41,338.35 and 10,918.80

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Solution

The fourth proportional to 27,564.30, 41,338.35 and 10,918.80 is: 16,374.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,564.30 : 41,338.35 = 10,918.80 : x
  2. Step 2: Convert to fraction form
    27,564.30/41,338.35 = 10,918.80/x
  3. Step 3: Cross multiply
    27,564.30x = 41,338.35 × 10,918.80
  4. Step 4: Simplify right side
    27,564.30x = 451,365,175.98
  5. Step 5: Solve for x
    x = 451,365,175.98/27,564.30
  6. Step 6: Final answer
    x = 16,374.99

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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.