Home / 17,763.03-26,644.55-11,172.87

Finding the Fourth Proportional to 17,763.03, 26,644.55 and 11,172.87

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Solution

The fourth proportional to 17,763.03, 26,644.55 and 11,172.87 is: 16,759.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,763.03 : 26,644.55 = 11,172.87 : x
  2. Step 2: Convert to fraction form
    17,763.03/26,644.55 = 11,172.87/x
  3. Step 3: Cross multiply
    17,763.03x = 26,644.55 × 11,172.87
  4. Step 4: Simplify right side
    17,763.03x = 297,696,037.49
  5. Step 5: Solve for x
    x = 297,696,037.49/17,763.03
  6. Step 6: Final answer
    x = 16,759.31

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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.