Home / 19,867.83-27,405.45-11,796.01

Finding the Fourth Proportional to 19,867.83, 27,405.45 and 11,796.01

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Solution

The fourth proportional to 19,867.83, 27,405.45 and 11,796.01 is: 16,271.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,867.83 : 27,405.45 = 11,796.01 : x
  2. Step 2: Convert to fraction form
    19,867.83/27,405.45 = 11,796.01/x
  3. Step 3: Cross multiply
    19,867.83x = 27,405.45 × 11,796.01
  4. Step 4: Simplify right side
    19,867.83x = 323,274,996.51
  5. Step 5: Solve for x
    x = 323,274,996.51/19,867.83
  6. Step 6: Final answer
    x = 16,271.28

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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.