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Finding the Fourth Proportional to 17,210.97, 25,813.98 and 5,522.67

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Solution

The fourth proportional to 17,210.97, 25,813.98 and 5,522.67 is: 8,283.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,210.97 : 25,813.98 = 5,522.67 : x
  2. Step 2: Convert to fraction form
    17,210.97/25,813.98 = 5,522.67/x
  3. Step 3: Cross multiply
    17,210.97x = 25,813.98 × 5,522.67
  4. Step 4: Simplify right side
    17,210.97x = 142,562,092.93
  5. Step 5: Solve for x
    x = 142,562,092.93/17,210.97
  6. Step 6: Final answer
    x = 8,283.21

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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.