Home / 16,968.60-25,458.28-7,616.64

Finding the Fourth Proportional to 16,968.60, 25,458.28 and 7,616.64

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Solution

The fourth proportional to 16,968.60, 25,458.28 and 7,616.64 is: 11,427.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,968.60 : 25,458.28 = 7,616.64 : x
  2. Step 2: Convert to fraction form
    16,968.60/25,458.28 = 7,616.64/x
  3. Step 3: Cross multiply
    16,968.60x = 25,458.28 × 7,616.64
  4. Step 4: Simplify right side
    16,968.60x = 193,906,553.78
  5. Step 5: Solve for x
    x = 193,906,553.78/16,968.60
  6. Step 6: Final answer
    x = 11,427.37

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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.