Home / 33,622.10-50,433.15-21,812.30

Finding the Fourth Proportional to 33,622.10, 50,433.15 and 21,812.30

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Solution

The fourth proportional to 33,622.10, 50,433.15 and 21,812.30 is: 32,718.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,622.10 : 50,433.15 = 21,812.30 : x
  2. Step 2: Convert to fraction form
    33,622.10/50,433.15 = 21,812.30/x
  3. Step 3: Cross multiply
    33,622.10x = 50,433.15 × 21,812.30
  4. Step 4: Simplify right side
    33,622.10x = 1,100,062,997.75
  5. Step 5: Solve for x
    x = 1,100,062,997.75/33,622.10
  6. Step 6: Final answer
    x = 32,718.45

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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.