Home / 17,836.05-26,765.01-7,983.66

Finding the Fourth Proportional to 17,836.05, 26,765.01 and 7,983.66

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Solution

The fourth proportional to 17,836.05, 26,765.01 and 7,983.66 is: 11,980.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,836.05 : 26,765.01 = 7,983.66 : x
  2. Step 2: Convert to fraction form
    17,836.05/26,765.01 = 7,983.66/x
  3. Step 3: Cross multiply
    17,836.05x = 26,765.01 × 7,983.66
  4. Step 4: Simplify right side
    17,836.05x = 213,682,739.74
  5. Step 5: Solve for x
    x = 213,682,739.74/17,836.05
  6. Step 6: Final answer
    x = 11,980.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.