Home / 14,254.92-21,379.86-3,867.48

Finding the Fourth Proportional to 14,254.92, 21,379.86 and 3,867.48

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Solution

The fourth proportional to 14,254.92, 21,379.86 and 3,867.48 is: 5,800.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,254.92 : 21,379.86 = 3,867.48 : x
  2. Step 2: Convert to fraction form
    14,254.92/21,379.86 = 3,867.48/x
  3. Step 3: Cross multiply
    14,254.92x = 21,379.86 × 3,867.48
  4. Step 4: Simplify right side
    14,254.92x = 82,686,180.95
  5. Step 5: Solve for x
    x = 82,686,180.95/14,254.92
  6. Step 6: Final answer
    x = 5,800.54

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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.