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Finding the Fourth Proportional to 17,146.76, 25,733.82 and 6,765.80

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Solution

The fourth proportional to 17,146.76, 25,733.82 and 6,765.80 is: 10,154.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,146.76 : 25,733.82 = 6,765.80 : x
  2. Step 2: Convert to fraction form
    17,146.76/25,733.82 = 6,765.80/x
  3. Step 3: Cross multiply
    17,146.76x = 25,733.82 × 6,765.80
  4. Step 4: Simplify right side
    17,146.76x = 174,109,879.36
  5. Step 5: Solve for x
    x = 174,109,879.36/17,146.76
  6. Step 6: Final answer
    x = 10,154.10

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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.