Home / 11,476.56-17,181.42-8,528.08

Finding the Fourth Proportional to 11,476.56, 17,181.42 and 8,528.08

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Solution

The fourth proportional to 11,476.56, 17,181.42 and 8,528.08 is: 12,767.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,476.56 : 17,181.42 = 8,528.08 : x
  2. Step 2: Convert to fraction form
    11,476.56/17,181.42 = 8,528.08/x
  3. Step 3: Cross multiply
    11,476.56x = 17,181.42 × 8,528.08
  4. Step 4: Simplify right side
    11,476.56x = 146,524,481.32
  5. Step 5: Solve for x
    x = 146,524,481.32/11,476.56
  6. Step 6: Final answer
    x = 12,767.28

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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.