Home / 17,872.03-24,661.40-9,912.26

Finding the Fourth Proportional to 17,872.03, 24,661.40 and 9,912.26

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Solution

The fourth proportional to 17,872.03, 24,661.40 and 9,912.26 is: 13,677.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,872.03 : 24,661.40 = 9,912.26 : x
  2. Step 2: Convert to fraction form
    17,872.03/24,661.40 = 9,912.26/x
  3. Step 3: Cross multiply
    17,872.03x = 24,661.40 × 9,912.26
  4. Step 4: Simplify right side
    17,872.03x = 244,450,208.76
  5. Step 5: Solve for x
    x = 244,450,208.76/17,872.03
  6. Step 6: Final answer
    x = 13,677.81

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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.