Home / 54,803.26-82,175.28-19,255.42

Finding the Fourth Proportional to 54,803.26, 82,175.28 and 19,255.42

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Solution

The fourth proportional to 54,803.26, 82,175.28 and 19,255.42 is: 28,872.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,803.26 : 82,175.28 = 19,255.42 : x
  2. Step 2: Convert to fraction form
    54,803.26/82,175.28 = 19,255.42/x
  3. Step 3: Cross multiply
    54,803.26x = 82,175.28 × 19,255.42
  4. Step 4: Simplify right side
    54,803.26x = 1,582,319,530.02
  5. Step 5: Solve for x
    x = 1,582,319,530.02/54,803.26
  6. Step 6: Final answer
    x = 28,872.73

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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.