Home / 16,961.12-25,448.96-8,202.60

Finding the Fourth Proportional to 16,961.12, 25,448.96 and 8,202.60

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Solution

The fourth proportional to 16,961.12, 25,448.96 and 8,202.60 is: 12,307.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,961.12 : 25,448.96 = 8,202.60 : x
  2. Step 2: Convert to fraction form
    16,961.12/25,448.96 = 8,202.60/x
  3. Step 3: Cross multiply
    16,961.12x = 25,448.96 × 8,202.60
  4. Step 4: Simplify right side
    16,961.12x = 208,747,639.30
  5. Step 5: Solve for x
    x = 208,747,639.30/16,961.12
  6. Step 6: Final answer
    x = 12,307.42

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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.