Home / 15,238.06-22,859.94-6,918.66

Finding the Fourth Proportional to 15,238.06, 22,859.94 and 6,918.66

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Solution

The fourth proportional to 15,238.06, 22,859.94 and 6,918.66 is: 10,379.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,238.06 : 22,859.94 = 6,918.66 : x
  2. Step 2: Convert to fraction form
    15,238.06/22,859.94 = 6,918.66/x
  3. Step 3: Cross multiply
    15,238.06x = 22,859.94 × 6,918.66
  4. Step 4: Simplify right side
    15,238.06x = 158,160,178.43
  5. Step 5: Solve for x
    x = 158,160,178.43/15,238.06
  6. Step 6: Final answer
    x = 10,379.29

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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.