Home / 17,122.32-25,665.05-11,196.97

Finding the Fourth Proportional to 17,122.32, 25,665.05 and 11,196.97

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Solution

The fourth proportional to 17,122.32, 25,665.05 and 11,196.97 is: 16,783.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,122.32 : 25,665.05 = 11,196.97 : x
  2. Step 2: Convert to fraction form
    17,122.32/25,665.05 = 11,196.97/x
  3. Step 3: Cross multiply
    17,122.32x = 25,665.05 × 11,196.97
  4. Step 4: Simplify right side
    17,122.32x = 287,370,758.73
  5. Step 5: Solve for x
    x = 287,370,758.73/17,122.32
  6. Step 6: Final answer
    x = 16,783.40

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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.