Home / 19,716.04-27,208.65-10,764.37

Finding the Fourth Proportional to 19,716.04, 27,208.65 and 10,764.37

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Solution

The fourth proportional to 19,716.04, 27,208.65 and 10,764.37 is: 14,855.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,716.04 : 27,208.65 = 10,764.37 : x
  2. Step 2: Convert to fraction form
    19,716.04/27,208.65 = 10,764.37/x
  3. Step 3: Cross multiply
    19,716.04x = 27,208.65 × 10,764.37
  4. Step 4: Simplify right side
    19,716.04x = 292,883,975.80
  5. Step 5: Solve for x
    x = 292,883,975.80/19,716.04
  6. Step 6: Final answer
    x = 14,855.11

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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.