Home / 19,649.08-27,116.94-11,268.28

Finding the Fourth Proportional to 19,649.08, 27,116.94 and 11,268.28

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Solution

The fourth proportional to 19,649.08, 27,116.94 and 11,268.28 is: 15,550.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,649.08 : 27,116.94 = 11,268.28 : x
  2. Step 2: Convert to fraction form
    19,649.08/27,116.94 = 11,268.28/x
  3. Step 3: Cross multiply
    19,649.08x = 27,116.94 × 11,268.28
  4. Step 4: Simplify right side
    19,649.08x = 305,561,272.66
  5. Step 5: Solve for x
    x = 305,561,272.66/19,649.08
  6. Step 6: Final answer
    x = 15,550.92

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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.