Home / 45,891.04-68,662.68-27,181.12

Finding the Fourth Proportional to 45,891.04, 68,662.68 and 27,181.12

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Solution

The fourth proportional to 45,891.04, 68,662.68 and 27,181.12 is: 40,668.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,891.04 : 68,662.68 = 27,181.12 : x
  2. Step 2: Convert to fraction form
    45,891.04/68,662.68 = 27,181.12/x
  3. Step 3: Cross multiply
    45,891.04x = 68,662.68 × 27,181.12
  4. Step 4: Simplify right side
    45,891.04x = 1,866,328,544.60
  5. Step 5: Solve for x
    x = 1,866,328,544.60/45,891.04
  6. Step 6: Final answer
    x = 40,668.69

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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.