Home / 27,415.14-41,136.32-12,634.46

Finding the Fourth Proportional to 27,415.14, 41,136.32 and 12,634.46

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Solution

The fourth proportional to 27,415.14, 41,136.32 and 12,634.46 is: 18,957.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,415.14 : 41,136.32 = 12,634.46 : x
  2. Step 2: Convert to fraction form
    27,415.14/41,136.32 = 12,634.46/x
  3. Step 3: Cross multiply
    27,415.14x = 41,136.32 × 12,634.46
  4. Step 4: Simplify right side
    27,415.14x = 519,735,189.59
  5. Step 5: Solve for x
    x = 519,735,189.59/27,415.14
  6. Step 6: Final answer
    x = 18,957.96

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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.