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Finding the Fourth Proportional to 17,396.70, 26,096.14 and 4,917.68

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Solution

The fourth proportional to 17,396.70, 26,096.14 and 4,917.68 is: 7,376.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,396.70 : 26,096.14 = 4,917.68 : x
  2. Step 2: Convert to fraction form
    17,396.70/26,096.14 = 4,917.68/x
  3. Step 3: Cross multiply
    17,396.70x = 26,096.14 × 4,917.68
  4. Step 4: Simplify right side
    17,396.70x = 128,332,465.76
  5. Step 5: Solve for x
    x = 128,332,465.76/17,396.70
  6. Step 6: Final answer
    x = 7,376.83

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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.