Home / 14,922.03-22,381.31-3,828.80

Finding the Fourth Proportional to 14,922.03, 22,381.31 and 3,828.80

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Solution

The fourth proportional to 14,922.03, 22,381.31 and 3,828.80 is: 5,742.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,922.03 : 22,381.31 = 3,828.80 : x
  2. Step 2: Convert to fraction form
    14,922.03/22,381.31 = 3,828.80/x
  3. Step 3: Cross multiply
    14,922.03x = 22,381.31 × 3,828.80
  4. Step 4: Simplify right side
    14,922.03x = 85,693,428.68
  5. Step 5: Solve for x
    x = 85,693,428.68/14,922.03
  6. Step 6: Final answer
    x = 5,742.75

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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.