Home / 36,353.40-50,171.82-20,222.28

Finding the Fourth Proportional to 36,353.40, 50,171.82 and 20,222.28

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Solution

The fourth proportional to 36,353.40, 50,171.82 and 20,222.28 is: 27,909.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,353.40 : 50,171.82 = 20,222.28 : x
  2. Step 2: Convert to fraction form
    36,353.40/50,171.82 = 20,222.28/x
  3. Step 3: Cross multiply
    36,353.40x = 50,171.82 × 20,222.28
  4. Step 4: Simplify right side
    36,353.40x = 1,014,588,592.15
  5. Step 5: Solve for x
    x = 1,014,588,592.15/36,353.40
  6. Step 6: Final answer
    x = 27,909.04

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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.