Home / 13,055.82-19,591.25-5,661.03

Finding the Fourth Proportional to 13,055.82, 19,591.25 and 5,661.03

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Solution

The fourth proportional to 13,055.82, 19,591.25 and 5,661.03 is: 8,494.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,055.82 : 19,591.25 = 5,661.03 : x
  2. Step 2: Convert to fraction form
    13,055.82/19,591.25 = 5,661.03/x
  3. Step 3: Cross multiply
    13,055.82x = 19,591.25 × 5,661.03
  4. Step 4: Simplify right side
    13,055.82x = 110,906,653.99
  5. Step 5: Solve for x
    x = 110,906,653.99/13,055.82
  6. Step 6: Final answer
    x = 8,494.81

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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.