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Finding the Fourth Proportional to 17,861.67, 26,792.51 and 6,168.51

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Solution

The fourth proportional to 17,861.67, 26,792.51 and 6,168.51 is: 9,252.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,861.67 : 26,792.51 = 6,168.51 : x
  2. Step 2: Convert to fraction form
    17,861.67/26,792.51 = 6,168.51/x
  3. Step 3: Cross multiply
    17,861.67x = 26,792.51 × 6,168.51
  4. Step 4: Simplify right side
    17,861.67x = 165,269,835.02
  5. Step 5: Solve for x
    x = 165,269,835.02/17,861.67
  6. Step 6: Final answer
    x = 9,252.77

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1.5x scale

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.