Home / 14,195.56-21,293.36-3,806.52

Finding the Fourth Proportional to 14,195.56, 21,293.36 and 3,806.52

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Solution

The fourth proportional to 14,195.56, 21,293.36 and 3,806.52 is: 5,709.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,195.56 : 21,293.36 = 3,806.52 : x
  2. Step 2: Convert to fraction form
    14,195.56/21,293.36 = 3,806.52/x
  3. Step 3: Cross multiply
    14,195.56x = 21,293.36 × 3,806.52
  4. Step 4: Simplify right side
    14,195.56x = 81,053,600.71
  5. Step 5: Solve for x
    x = 81,053,600.71/14,195.56
  6. Step 6: Final answer
    x = 5,709.79

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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.