Home / 27,110.88-40,663.65-11,914.92

Finding the Fourth Proportional to 27,110.88, 40,663.65 and 11,914.92

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Solution

The fourth proportional to 27,110.88, 40,663.65 and 11,914.92 is: 17,871.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,110.88 : 40,663.65 = 11,914.92 : x
  2. Step 2: Convert to fraction form
    27,110.88/40,663.65 = 11,914.92/x
  3. Step 3: Cross multiply
    27,110.88x = 40,663.65 × 11,914.92
  4. Step 4: Simplify right side
    27,110.88x = 484,504,136.66
  5. Step 5: Solve for x
    x = 484,504,136.66/27,110.88
  6. Step 6: Final answer
    x = 17,871.21

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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.