Home / 17,091.84-23,577.60-11,789.28

Finding the Fourth Proportional to 17,091.84, 23,577.60 and 11,789.28

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Solution

The fourth proportional to 17,091.84, 23,577.60 and 11,789.28 is: 16,262.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,091.84 : 23,577.60 = 11,789.28 : x
  2. Step 2: Convert to fraction form
    17,091.84/23,577.60 = 11,789.28/x
  3. Step 3: Cross multiply
    17,091.84x = 23,577.60 × 11,789.28
  4. Step 4: Simplify right side
    17,091.84x = 277,962,928.13
  5. Step 5: Solve for x
    x = 277,962,928.13/17,091.84
  6. Step 6: Final answer
    x = 16,262.90

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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.