Home / 33,243.21-49,863.42-13,521.06

Finding the Fourth Proportional to 33,243.21, 49,863.42 and 13,521.06

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Solution

The fourth proportional to 33,243.21, 49,863.42 and 13,521.06 is: 20,281.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,243.21 : 49,863.42 = 13,521.06 : x
  2. Step 2: Convert to fraction form
    33,243.21/49,863.42 = 13,521.06/x
  3. Step 3: Cross multiply
    33,243.21x = 49,863.42 × 13,521.06
  4. Step 4: Simplify right side
    33,243.21x = 674,206,293.63
  5. Step 5: Solve for x
    x = 674,206,293.63/33,243.21
  6. Step 6: Final answer
    x = 20,281.02

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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.