Home / 27,415.37-41,110.07-12,619.91

Finding the Fourth Proportional to 27,415.37, 41,110.07 and 12,619.91

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Solution

The fourth proportional to 27,415.37, 41,110.07 and 12,619.91 is: 18,923.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,415.37 : 41,110.07 = 12,619.91 : x
  2. Step 2: Convert to fraction form
    27,415.37/41,110.07 = 12,619.91/x
  3. Step 3: Cross multiply
    27,415.37x = 41,110.07 × 12,619.91
  4. Step 4: Simplify right side
    27,415.37x = 518,805,114.84
  5. Step 5: Solve for x
    x = 518,805,114.84/27,415.37
  6. Step 6: Final answer
    x = 18,923.88

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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.