Home / 14,216.22-21,323.70-3,828.06

Finding the Fourth Proportional to 14,216.22, 21,323.70 and 3,828.06

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Solution

The fourth proportional to 14,216.22, 21,323.70 and 3,828.06 is: 5,741.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,216.22 : 21,323.70 = 3,828.06 : x
  2. Step 2: Convert to fraction form
    14,216.22/21,323.70 = 3,828.06/x
  3. Step 3: Cross multiply
    14,216.22x = 21,323.70 × 3,828.06
  4. Step 4: Simplify right side
    14,216.22x = 81,628,403.02
  5. Step 5: Solve for x
    x = 81,628,403.02/14,216.22
  6. Step 6: Final answer
    x = 5,741.92

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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.