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Finding the Fourth Proportional to 17,581.94, 26,372.94 and 5,895.20

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Solution

The fourth proportional to 17,581.94, 26,372.94 and 5,895.20 is: 8,842.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,581.94 : 26,372.94 = 5,895.20 : x
  2. Step 2: Convert to fraction form
    17,581.94/26,372.94 = 5,895.20/x
  3. Step 3: Cross multiply
    17,581.94x = 26,372.94 × 5,895.20
  4. Step 4: Simplify right side
    17,581.94x = 155,473,755.89
  5. Step 5: Solve for x
    x = 155,473,755.89/17,581.94
  6. Step 6: Final answer
    x = 8,842.81

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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.