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Finding the Fourth Proportional to 17,636.34, 26,445.80 and 8,741.46

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Solution

The fourth proportional to 17,636.34, 26,445.80 and 8,741.46 is: 13,107.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,636.34 : 26,445.80 = 8,741.46 : x
  2. Step 2: Convert to fraction form
    17,636.34/26,445.80 = 8,741.46/x
  3. Step 3: Cross multiply
    17,636.34x = 26,445.80 × 8,741.46
  4. Step 4: Simplify right side
    17,636.34x = 231,174,902.87
  5. Step 5: Solve for x
    x = 231,174,902.87/17,636.34
  6. Step 6: Final answer
    x = 13,107.87

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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.