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Finding the Fourth Proportional to 17,993.75, 26,991.23 and 10,095.84

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Solution

The fourth proportional to 17,993.75, 26,991.23 and 10,095.84 is: 15,144.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,993.75 : 26,991.23 = 10,095.84 : x
  2. Step 2: Convert to fraction form
    17,993.75/26,991.23 = 10,095.84/x
  3. Step 3: Cross multiply
    17,993.75x = 26,991.23 × 10,095.84
  4. Step 4: Simplify right side
    17,993.75x = 272,499,089.00
  5. Step 5: Solve for x
    x = 272,499,089.00/17,993.75
  6. Step 6: Final answer
    x = 15,144.10

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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.