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Finding the Fourth Proportional to 16,675.68, 25,028.64 and 8,891.04

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Solution

The fourth proportional to 16,675.68, 25,028.64 and 8,891.04 is: 13,344.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,675.68 : 25,028.64 = 8,891.04 : x
  2. Step 2: Convert to fraction form
    16,675.68/25,028.64 = 8,891.04/x
  3. Step 3: Cross multiply
    16,675.68x = 25,028.64 × 8,891.04
  4. Step 4: Simplify right side
    16,675.68x = 222,530,639.39
  5. Step 5: Solve for x
    x = 222,530,639.39/16,675.68
  6. Step 6: Final answer
    x = 13,344.62

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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.