Home / 17,795.40-26,664.30-11,209.80

Finding the Fourth Proportional to 17,795.40, 26,664.30 and 11,209.80

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Solution

The fourth proportional to 17,795.40, 26,664.30 and 11,209.80 is: 16,796.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,795.40 : 26,664.30 = 11,209.80 : x
  2. Step 2: Convert to fraction form
    17,795.40/26,664.30 = 11,209.80/x
  3. Step 3: Cross multiply
    17,795.40x = 26,664.30 × 11,209.80
  4. Step 4: Simplify right side
    17,795.40x = 298,901,470.14
  5. Step 5: Solve for x
    x = 298,901,470.14/17,795.40
  6. Step 6: Final answer
    x = 16,796.56

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1.5x scale

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.