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Finding the Fourth Proportional to 17,093.90, 25,636.05 and 5,410.70

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Solution

The fourth proportional to 17,093.90, 25,636.05 and 5,410.70 is: 8,114.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,093.90 : 25,636.05 = 5,410.70 : x
  2. Step 2: Convert to fraction form
    17,093.90/25,636.05 = 5,410.70/x
  3. Step 3: Cross multiply
    17,093.90x = 25,636.05 × 5,410.70
  4. Step 4: Simplify right side
    17,093.90x = 138,708,975.74
  5. Step 5: Solve for x
    x = 138,708,975.74/17,093.90
  6. Step 6: Final answer
    x = 8,114.53

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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.