Home / 19,716.36-27,208.44-10,763.88

Finding the Fourth Proportional to 19,716.36, 27,208.44 and 10,763.88

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Solution

The fourth proportional to 19,716.36, 27,208.44 and 10,763.88 is: 14,854.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,716.36 : 27,208.44 = 10,763.88 : x
  2. Step 2: Convert to fraction form
    19,716.36/27,208.44 = 10,763.88/x
  3. Step 3: Cross multiply
    19,716.36x = 27,208.44 × 10,763.88
  4. Step 4: Simplify right side
    19,716.36x = 292,868,383.15
  5. Step 5: Solve for x
    x = 292,868,383.15/19,716.36
  6. Step 6: Final answer
    x = 14,854.08

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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.