Home / 27,645.20-41,469.96-13,612.76

Finding the Fourth Proportional to 27,645.20, 41,469.96 and 13,612.76

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Solution

The fourth proportional to 27,645.20, 41,469.96 and 13,612.76 is: 20,420.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,645.20 : 41,469.96 = 13,612.76 : x
  2. Step 2: Convert to fraction form
    27,645.20/41,469.96 = 13,612.76/x
  3. Step 3: Cross multiply
    27,645.20x = 41,469.96 × 13,612.76
  4. Step 4: Simplify right side
    27,645.20x = 564,520,612.69
  5. Step 5: Solve for x
    x = 564,520,612.69/27,645.20
  6. Step 6: Final answer
    x = 20,420.20

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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.