Home / 19,716.60-27,208.74-10,763.96

Finding the Fourth Proportional to 19,716.60, 27,208.74 and 10,763.96

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Solution

The fourth proportional to 19,716.60, 27,208.74 and 10,763.96 is: 14,854.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,716.60 : 27,208.74 = 10,763.96 : x
  2. Step 2: Convert to fraction form
    19,716.60/27,208.74 = 10,763.96/x
  3. Step 3: Cross multiply
    19,716.60x = 27,208.74 × 10,763.96
  4. Step 4: Simplify right side
    19,716.60x = 292,873,789.01
  5. Step 5: Solve for x
    x = 292,873,789.01/19,716.60
  6. Step 6: Final answer
    x = 14,854.17

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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.