Home / 38,570.22-57,862.62-26,118.90

Finding the Fourth Proportional to 38,570.22, 57,862.62 and 26,118.90

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Solution

The fourth proportional to 38,570.22, 57,862.62 and 26,118.90 is: 39,183.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,570.22 : 57,862.62 = 26,118.90 : x
  2. Step 2: Convert to fraction form
    38,570.22/57,862.62 = 26,118.90/x
  3. Step 3: Cross multiply
    38,570.22x = 57,862.62 × 26,118.90
  4. Step 4: Simplify right side
    38,570.22x = 1,511,307,985.52
  5. Step 5: Solve for x
    x = 1,511,307,985.52/38,570.22
  6. Step 6: Final answer
    x = 39,183.29

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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.