Home / 19,706.29-27,198.18-11,749.02

Finding the Fourth Proportional to 19,706.29, 27,198.18 and 11,749.02

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Solution

The fourth proportional to 19,706.29, 27,198.18 and 11,749.02 is: 16,215.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,706.29 : 27,198.18 = 11,749.02 : x
  2. Step 2: Convert to fraction form
    19,706.29/27,198.18 = 11,749.02/x
  3. Step 3: Cross multiply
    19,706.29x = 27,198.18 × 11,749.02
  4. Step 4: Simplify right side
    19,706.29x = 319,551,858.79
  5. Step 5: Solve for x
    x = 319,551,858.79/19,706.29
  6. Step 6: Final answer
    x = 16,215.73

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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.