Home / 14,195.25-21,293.28-3,807

Finding the Fourth Proportional to 14,195.25, 21,293.28 and 3,807

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Solution

The fourth proportional to 14,195.25, 21,293.28 and 3,807 is: 5,710.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,195.25 : 21,293.28 = 3,807 : x
  2. Step 2: Convert to fraction form
    14,195.25/21,293.28 = 3,807/x
  3. Step 3: Cross multiply
    14,195.25x = 21,293.28 × 3,807
  4. Step 4: Simplify right side
    14,195.25x = 81,063,516.96
  5. Step 5: Solve for x
    x = 81,063,516.96/14,195.25
  6. Step 6: Final answer
    x = 5,710.61

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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.