Home / 52,062.30-78,093.44-12,619.41

Finding the Fourth Proportional to 52,062.30, 78,093.44 and 12,619.41

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Solution

The fourth proportional to 52,062.30, 78,093.44 and 12,619.41 is: 18,929.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,062.30 : 78,093.44 = 12,619.41 : x
  2. Step 2: Convert to fraction form
    52,062.30/78,093.44 = 12,619.41/x
  3. Step 3: Cross multiply
    52,062.30x = 78,093.44 × 12,619.41
  4. Step 4: Simplify right side
    52,062.30x = 985,493,074.57
  5. Step 5: Solve for x
    x = 985,493,074.57/52,062.30
  6. Step 6: Final answer
    x = 18,929.11

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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.