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Finding the Fourth Proportional to 17,706.38, 26,563.05 and 5,859.68

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Solution

The fourth proportional to 17,706.38, 26,563.05 and 5,859.68 is: 8,790.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,706.38 : 26,563.05 = 5,859.68 : x
  2. Step 2: Convert to fraction form
    17,706.38/26,563.05 = 5,859.68/x
  3. Step 3: Cross multiply
    17,706.38x = 26,563.05 × 5,859.68
  4. Step 4: Simplify right side
    17,706.38x = 155,650,972.82
  5. Step 5: Solve for x
    x = 155,650,972.82/17,706.38
  6. Step 6: Final answer
    x = 8,790.67

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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.