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Finding the Fourth Proportional to 17,187, 25,792.04 and 6,243

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Solution

The fourth proportional to 17,187, 25,792.04 and 6,243 is: 9,368.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,187 : 25,792.04 = 6,243 : x
  2. Step 2: Convert to fraction form
    17,187/25,792.04 = 6,243/x
  3. Step 3: Cross multiply
    17,187x = 25,792.04 × 6,243
  4. Step 4: Simplify right side
    17,187x = 161,019,705.72
  5. Step 5: Solve for x
    x = 161,019,705.72/17,187
  6. Step 6: Final answer
    x = 9,368.69

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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.