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Finding the Fourth Proportional to 17,025.70, 25,550.70 and 9,622.30

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Solution

The fourth proportional to 17,025.70, 25,550.70 and 9,622.30 is: 14,440.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,025.70 : 25,550.70 = 9,622.30 : x
  2. Step 2: Convert to fraction form
    17,025.70/25,550.70 = 9,622.30/x
  3. Step 3: Cross multiply
    17,025.70x = 25,550.70 × 9,622.30
  4. Step 4: Simplify right side
    17,025.70x = 245,856,500.61
  5. Step 5: Solve for x
    x = 245,856,500.61/17,025.70
  6. Step 6: Final answer
    x = 14,440.32

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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.