Home / 11,776.14-17,742.78-10,651.70

Finding the Fourth Proportional to 11,776.14, 17,742.78 and 10,651.70

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Solution

The fourth proportional to 11,776.14, 17,742.78 and 10,651.70 is: 16,048.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,776.14 : 17,742.78 = 10,651.70 : x
  2. Step 2: Convert to fraction form
    11,776.14/17,742.78 = 10,651.70/x
  3. Step 3: Cross multiply
    11,776.14x = 17,742.78 × 10,651.70
  4. Step 4: Simplify right side
    11,776.14x = 188,990,814.08
  5. Step 5: Solve for x
    x = 188,990,814.08/11,776.14
  6. Step 6: Final answer
    x = 16,048.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.