Home / 33,012.27-49,517.87-13,290.32

Finding the Fourth Proportional to 33,012.27, 49,517.87 and 13,290.32

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Solution

The fourth proportional to 33,012.27, 49,517.87 and 13,290.32 is: 19,935.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,012.27 : 49,517.87 = 13,290.32 : x
  2. Step 2: Convert to fraction form
    33,012.27/49,517.87 = 13,290.32/x
  3. Step 3: Cross multiply
    33,012.27x = 49,517.87 × 13,290.32
  4. Step 4: Simplify right side
    33,012.27x = 658,108,395.36
  5. Step 5: Solve for x
    x = 658,108,395.36/33,012.27
  6. Step 6: Final answer
    x = 19,935.27

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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.