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Finding the Fourth Proportional to 17,263.76, 25,895.64 and 6,882.80

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Solution

The fourth proportional to 17,263.76, 25,895.64 and 6,882.80 is: 10,324.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,263.76 : 25,895.64 = 6,882.80 : x
  2. Step 2: Convert to fraction form
    17,263.76/25,895.64 = 6,882.80/x
  3. Step 3: Cross multiply
    17,263.76x = 25,895.64 × 6,882.80
  4. Step 4: Simplify right side
    17,263.76x = 178,234,431.76
  5. Step 5: Solve for x
    x = 178,234,431.76/17,263.76
  6. Step 6: Final answer
    x = 10,324.20

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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.