Home / 17,091.94-25,659.78-14,511.28

Finding the Fourth Proportional to 17,091.94, 25,659.78 and 14,511.28

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Solution

The fourth proportional to 17,091.94, 25,659.78 and 14,511.28 is: 21,785.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,091.94 : 25,659.78 = 14,511.28 : x
  2. Step 2: Convert to fraction form
    17,091.94/25,659.78 = 14,511.28/x
  3. Step 3: Cross multiply
    17,091.94x = 25,659.78 × 14,511.28
  4. Step 4: Simplify right side
    17,091.94x = 372,356,252.32
  5. Step 5: Solve for x
    x = 372,356,252.32/17,091.94
  6. Step 6: Final answer
    x = 21,785.49

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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.