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Finding the Fourth Proportional to 17,706.48, 26,576.12 and 8,947.54

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Solution

The fourth proportional to 17,706.48, 26,576.12 and 8,947.54 is: 13,429.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,706.48 : 26,576.12 = 8,947.54 : x
  2. Step 2: Convert to fraction form
    17,706.48/26,576.12 = 8,947.54/x
  3. Step 3: Cross multiply
    17,706.48x = 26,576.12 × 8,947.54
  4. Step 4: Simplify right side
    17,706.48x = 237,790,896.74
  5. Step 5: Solve for x
    x = 237,790,896.74/17,706.48
  6. Step 6: Final answer
    x = 13,429.60

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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.