Home / 36,220.21-49,983.42-20,304.52

Finding the Fourth Proportional to 36,220.21, 49,983.42 and 20,304.52

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Solution

The fourth proportional to 36,220.21, 49,983.42 and 20,304.52 is: 28,019.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,220.21 : 49,983.42 = 20,304.52 : x
  2. Step 2: Convert to fraction form
    36,220.21/49,983.42 = 20,304.52/x
  3. Step 3: Cross multiply
    36,220.21x = 49,983.42 × 20,304.52
  4. Step 4: Simplify right side
    36,220.21x = 1,014,889,351.06
  5. Step 5: Solve for x
    x = 1,014,889,351.06/36,220.21
  6. Step 6: Final answer
    x = 28,019.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.