Home / 13,321.58-19,983.35-3,833.51

Finding the Fourth Proportional to 13,321.58, 19,983.35 and 3,833.51

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Solution

The fourth proportional to 13,321.58, 19,983.35 and 3,833.51 is: 5,750.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,321.58 : 19,983.35 = 3,833.51 : x
  2. Step 2: Convert to fraction form
    13,321.58/19,983.35 = 3,833.51/x
  3. Step 3: Cross multiply
    13,321.58x = 19,983.35 × 3,833.51
  4. Step 4: Simplify right side
    13,321.58x = 76,606,252.97
  5. Step 5: Solve for x
    x = 76,606,252.97/13,321.58
  6. Step 6: Final answer
    x = 5,750.54

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1.5x scale

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.