Home / 35,318.62-48,725.88-20,203.22

Finding the Fourth Proportional to 35,318.62, 48,725.88 and 20,203.22

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Solution

The fourth proportional to 35,318.62, 48,725.88 and 20,203.22 is: 27,872.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,318.62 : 48,725.88 = 20,203.22 : x
  2. Step 2: Convert to fraction form
    35,318.62/48,725.88 = 20,203.22/x
  3. Step 3: Cross multiply
    35,318.62x = 48,725.88 × 20,203.22
  4. Step 4: Simplify right side
    35,318.62x = 984,419,673.33
  5. Step 5: Solve for x
    x = 984,419,673.33/35,318.62
  6. Step 6: Final answer
    x = 27,872.54

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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.