Home / 27,310.24-40,975.20-14,171.20

Finding the Fourth Proportional to 27,310.24, 40,975.20 and 14,171.20

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Solution

The fourth proportional to 27,310.24, 40,975.20 and 14,171.20 is: 21,261.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,310.24 : 40,975.20 = 14,171.20 : x
  2. Step 2: Convert to fraction form
    27,310.24/40,975.20 = 14,171.20/x
  3. Step 3: Cross multiply
    27,310.24x = 40,975.20 × 14,171.20
  4. Step 4: Simplify right side
    27,310.24x = 580,667,754.24
  5. Step 5: Solve for x
    x = 580,667,754.24/27,310.24
  6. Step 6: Final answer
    x = 21,261.91

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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.