Home / 11,695.38-17,530.81-5,450.24

Finding the Fourth Proportional to 11,695.38, 17,530.81 and 5,450.24

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Solution

The fourth proportional to 11,695.38, 17,530.81 and 5,450.24 is: 8,169.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,695.38 : 17,530.81 = 5,450.24 : x
  2. Step 2: Convert to fraction form
    11,695.38/17,530.81 = 5,450.24/x
  3. Step 3: Cross multiply
    11,695.38x = 17,530.81 × 5,450.24
  4. Step 4: Simplify right side
    11,695.38x = 95,547,121.89
  5. Step 5: Solve for x
    x = 95,547,121.89/11,695.38
  6. Step 6: Final answer
    x = 8,169.65

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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.