Home / 11,450.08-17,175.12-10,890.32

Finding the Fourth Proportional to 11,450.08, 17,175.12 and 10,890.32

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Solution

The fourth proportional to 11,450.08, 17,175.12 and 10,890.32 is: 16,335.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,450.08 : 17,175.12 = 10,890.32 : x
  2. Step 2: Convert to fraction form
    11,450.08/17,175.12 = 10,890.32/x
  3. Step 3: Cross multiply
    11,450.08x = 17,175.12 × 10,890.32
  4. Step 4: Simplify right side
    11,450.08x = 187,042,552.84
  5. Step 5: Solve for x
    x = 187,042,552.84/11,450.08
  6. Step 6: Final answer
    x = 16,335.48

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Similar ratio
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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.