Home / 52,514.12-78,745.26-22,919.15

Finding the Fourth Proportional to 52,514.12, 78,745.26 and 22,919.15

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Solution

The fourth proportional to 52,514.12, 78,745.26 and 22,919.15 is: 34,367.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,514.12 : 78,745.26 = 22,919.15 : x
  2. Step 2: Convert to fraction form
    52,514.12/78,745.26 = 22,919.15/x
  3. Step 3: Cross multiply
    52,514.12x = 78,745.26 × 22,919.15
  4. Step 4: Simplify right side
    52,514.12x = 1,804,774,708.54
  5. Step 5: Solve for x
    x = 1,804,774,708.54/52,514.12
  6. Step 6: Final answer
    x = 34,367.42

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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.