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Finding the Fourth Proportional to 17,000.28, 25,511.22 and 6,612.12

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Solution

The fourth proportional to 17,000.28, 25,511.22 and 6,612.12 is: 9,922.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,000.28 : 25,511.22 = 6,612.12 : x
  2. Step 2: Convert to fraction form
    17,000.28/25,511.22 = 6,612.12/x
  3. Step 3: Cross multiply
    17,000.28x = 25,511.22 × 6,612.12
  4. Step 4: Simplify right side
    17,000.28x = 168,683,247.99
  5. Step 5: Solve for x
    x = 168,683,247.99/17,000.28
  6. Step 6: Final answer
    x = 9,922.38

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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.