Home / 38,083.08-57,177.06-19,375.80

Finding the Fourth Proportional to 38,083.08, 57,177.06 and 19,375.80

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Solution

The fourth proportional to 38,083.08, 57,177.06 and 19,375.80 is: 29,090.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,083.08 : 57,177.06 = 19,375.80 : x
  2. Step 2: Convert to fraction form
    38,083.08/57,177.06 = 19,375.80/x
  3. Step 3: Cross multiply
    38,083.08x = 57,177.06 × 19,375.80
  4. Step 4: Simplify right side
    38,083.08x = 1,107,851,279.15
  5. Step 5: Solve for x
    x = 1,107,851,279.15/38,083.08
  6. Step 6: Final answer
    x = 29,090.38

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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.