Home / 13,222.57-19,833.89-3,362.64

Finding the Fourth Proportional to 13,222.57, 19,833.89 and 3,362.64

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Solution

The fourth proportional to 13,222.57, 19,833.89 and 3,362.64 is: 5,043.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,222.57 : 19,833.89 = 3,362.64 : x
  2. Step 2: Convert to fraction form
    13,222.57/19,833.89 = 3,362.64/x
  3. Step 3: Cross multiply
    13,222.57x = 19,833.89 × 3,362.64
  4. Step 4: Simplify right side
    13,222.57x = 66,694,215.06
  5. Step 5: Solve for x
    x = 66,694,215.06/13,222.57
  6. Step 6: Final answer
    x = 5,043.97

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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.