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Finding the Fourth Proportional to 17,310.14, 25,967.02 and 7,948.56

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Solution

The fourth proportional to 17,310.14, 25,967.02 and 7,948.56 is: 11,923.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,310.14 : 25,967.02 = 7,948.56 : x
  2. Step 2: Convert to fraction form
    17,310.14/25,967.02 = 7,948.56/x
  3. Step 3: Cross multiply
    17,310.14x = 25,967.02 × 7,948.56
  4. Step 4: Simplify right side
    17,310.14x = 206,400,416.49
  5. Step 5: Solve for x
    x = 206,400,416.49/17,310.14
  6. Step 6: Final answer
    x = 11,923.67

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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.