Home / 38,067.89-57,078.71-19,070.43

Finding the Fourth Proportional to 38,067.89, 57,078.71 and 19,070.43

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Solution

The fourth proportional to 38,067.89, 57,078.71 and 19,070.43 is: 28,594.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,067.89 : 57,078.71 = 19,070.43 : x
  2. Step 2: Convert to fraction form
    38,067.89/57,078.71 = 19,070.43/x
  3. Step 3: Cross multiply
    38,067.89x = 57,078.71 × 19,070.43
  4. Step 4: Simplify right side
    38,067.89x = 1,088,515,543.55
  5. Step 5: Solve for x
    x = 1,088,515,543.55/38,067.89
  6. Step 6: Final answer
    x = 28,594.06

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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.