Home / 38,175.76-57,267.29-11,873.44

Finding the Fourth Proportional to 38,175.76, 57,267.29 and 11,873.44

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Solution

The fourth proportional to 38,175.76, 57,267.29 and 11,873.44 is: 17,811.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,175.76 : 57,267.29 = 11,873.44 : x
  2. Step 2: Convert to fraction form
    38,175.76/57,267.29 = 11,873.44/x
  3. Step 3: Cross multiply
    38,175.76x = 57,267.29 × 11,873.44
  4. Step 4: Simplify right side
    38,175.76x = 679,959,731.78
  5. Step 5: Solve for x
    x = 679,959,731.78/38,175.76
  6. Step 6: Final answer
    x = 17,811.30

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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.