Home / 17,906.43-26,859.67-6,810.51

Finding the Fourth Proportional to 17,906.43, 26,859.67 and 6,810.51

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Solution

The fourth proportional to 17,906.43, 26,859.67 and 6,810.51 is: 10,215.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,906.43 : 26,859.67 = 6,810.51 : x
  2. Step 2: Convert to fraction form
    17,906.43/26,859.67 = 6,810.51/x
  3. Step 3: Cross multiply
    17,906.43x = 26,859.67 × 6,810.51
  4. Step 4: Simplify right side
    17,906.43x = 182,928,134.83
  5. Step 5: Solve for x
    x = 182,928,134.83/17,906.43
  6. Step 6: Final answer
    x = 10,215.78

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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.