Home / 14,212.96-21,319.42-3,824.71

Finding the Fourth Proportional to 14,212.96, 21,319.42 and 3,824.71

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Solution

The fourth proportional to 14,212.96, 21,319.42 and 3,824.71 is: 5,737.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,212.96 : 21,319.42 = 3,824.71 : x
  2. Step 2: Convert to fraction form
    14,212.96/21,319.42 = 3,824.71/x
  3. Step 3: Cross multiply
    14,212.96x = 21,319.42 × 3,824.71
  4. Step 4: Simplify right side
    14,212.96x = 81,540,598.87
  5. Step 5: Solve for x
    x = 81,540,598.87/14,212.96
  6. Step 6: Final answer
    x = 5,737.06

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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.