Home / 53,910.20-80,865.30-27,606.20

Finding the Fourth Proportional to 53,910.20, 80,865.30 and 27,606.20

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Solution

The fourth proportional to 53,910.20, 80,865.30 and 27,606.20 is: 41,409.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,910.20 : 80,865.30 = 27,606.20 : x
  2. Step 2: Convert to fraction form
    53,910.20/80,865.30 = 27,606.20/x
  3. Step 3: Cross multiply
    53,910.20x = 80,865.30 × 27,606.20
  4. Step 4: Simplify right side
    53,910.20x = 2,232,383,644.86
  5. Step 5: Solve for x
    x = 2,232,383,644.86/53,910.20
  6. Step 6: Final answer
    x = 41,409.30

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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.