Home / 27,622.20-41,427.48-8,903.88

Finding the Fourth Proportional to 27,622.20, 41,427.48 and 8,903.88

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Solution

The fourth proportional to 27,622.20, 41,427.48 and 8,903.88 is: 13,353.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,622.20 : 41,427.48 = 8,903.88 : x
  2. Step 2: Convert to fraction form
    27,622.20/41,427.48 = 8,903.88/x
  3. Step 3: Cross multiply
    27,622.20x = 41,427.48 × 8,903.88
  4. Step 4: Simplify right side
    27,622.20x = 368,865,310.62
  5. Step 5: Solve for x
    x = 368,865,310.62/27,622.20
  6. Step 6: Final answer
    x = 13,353.94

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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.