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Finding the Fourth Proportional to 17,568.01, 26,351.65 and 7,179.85

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Solution

The fourth proportional to 17,568.01, 26,351.65 and 7,179.85 is: 10,769.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,568.01 : 26,351.65 = 7,179.85 : x
  2. Step 2: Convert to fraction form
    17,568.01/26,351.65 = 7,179.85/x
  3. Step 3: Cross multiply
    17,568.01x = 26,351.65 × 7,179.85
  4. Step 4: Simplify right side
    17,568.01x = 189,200,894.25
  5. Step 5: Solve for x
    x = 189,200,894.25/17,568.01
  6. Step 6: Final answer
    x = 10,769.63

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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.