Home / 27,588.64-41,382.96-6,812.14

Finding the Fourth Proportional to 27,588.64, 41,382.96 and 6,812.14

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Solution

The fourth proportional to 27,588.64, 41,382.96 and 6,812.14 is: 10,218.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,588.64 : 41,382.96 = 6,812.14 : x
  2. Step 2: Convert to fraction form
    27,588.64/41,382.96 = 6,812.14/x
  3. Step 3: Cross multiply
    27,588.64x = 41,382.96 × 6,812.14
  4. Step 4: Simplify right side
    27,588.64x = 281,906,517.13
  5. Step 5: Solve for x
    x = 281,906,517.13/27,588.64
  6. Step 6: Final answer
    x = 10,218.21

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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.