Home / 19,605.62-27,052.70-11,647.64

Finding the Fourth Proportional to 19,605.62, 27,052.70 and 11,647.64

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Solution

The fourth proportional to 19,605.62, 27,052.70 and 11,647.64 is: 16,071.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,605.62 : 27,052.70 = 11,647.64 : x
  2. Step 2: Convert to fraction form
    19,605.62/27,052.70 = 11,647.64/x
  3. Step 3: Cross multiply
    19,605.62x = 27,052.70 × 11,647.64
  4. Step 4: Simplify right side
    19,605.62x = 315,100,110.63
  5. Step 5: Solve for x
    x = 315,100,110.63/19,605.62
  6. Step 6: Final answer
    x = 16,071.93

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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.