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Finding the Fourth Proportional to 17,275.87, 25,880.40 and 14,469.22

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Solution

The fourth proportional to 17,275.87, 25,880.40 and 14,469.22 is: 21,675.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,275.87 : 25,880.40 = 14,469.22 : x
  2. Step 2: Convert to fraction form
    17,275.87/25,880.40 = 14,469.22/x
  3. Step 3: Cross multiply
    17,275.87x = 25,880.40 × 14,469.22
  4. Step 4: Simplify right side
    17,275.87x = 374,469,201.29
  5. Step 5: Solve for x
    x = 374,469,201.29/17,275.87
  6. Step 6: Final answer
    x = 21,675.85

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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.