Home / 27,110.88-40,649.84-11,296.80

Finding the Fourth Proportional to 27,110.88, 40,649.84 and 11,296.80

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Solution

The fourth proportional to 27,110.88, 40,649.84 and 11,296.80 is: 16,938.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,110.88 : 40,649.84 = 11,296.80 : x
  2. Step 2: Convert to fraction form
    27,110.88/40,649.84 = 11,296.80/x
  3. Step 3: Cross multiply
    27,110.88x = 40,649.84 × 11,296.80
  4. Step 4: Simplify right side
    27,110.88x = 459,213,112.51
  5. Step 5: Solve for x
    x = 459,213,112.51/27,110.88
  6. Step 6: Final answer
    x = 16,938.33

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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.