Home / 13,812.24-19,072.14-11,260.41

Finding the Fourth Proportional to 13,812.24, 19,072.14 and 11,260.41

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Solution

The fourth proportional to 13,812.24, 19,072.14 and 11,260.41 is: 15,548.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,812.24 : 19,072.14 = 11,260.41 : x
  2. Step 2: Convert to fraction form
    13,812.24/19,072.14 = 11,260.41/x
  3. Step 3: Cross multiply
    13,812.24x = 19,072.14 × 11,260.41
  4. Step 4: Simplify right side
    13,812.24x = 214,760,115.98
  5. Step 5: Solve for x
    x = 214,760,115.98/13,812.24
  6. Step 6: Final answer
    x = 15,548.54

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1.5x scale

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.