Home / 27,817.92-41,731.20-13,028.16

Finding the Fourth Proportional to 27,817.92, 41,731.20 and 13,028.16

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Solution

The fourth proportional to 27,817.92, 41,731.20 and 13,028.16 is: 19,544.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,817.92 : 41,731.20 = 13,028.16 : x
  2. Step 2: Convert to fraction form
    27,817.92/41,731.20 = 13,028.16/x
  3. Step 3: Cross multiply
    27,817.92x = 41,731.20 × 13,028.16
  4. Step 4: Simplify right side
    27,817.92x = 543,680,750.59
  5. Step 5: Solve for x
    x = 543,680,750.59/27,817.92
  6. Step 6: Final answer
    x = 19,544.26

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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.