Home / 34,572.32-47,697.21-20,227.64

Finding the Fourth Proportional to 34,572.32, 47,697.21 and 20,227.64

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Solution

The fourth proportional to 34,572.32, 47,697.21 and 20,227.64 is: 27,906.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,572.32 : 47,697.21 = 20,227.64 : x
  2. Step 2: Convert to fraction form
    34,572.32/47,697.21 = 20,227.64/x
  3. Step 3: Cross multiply
    34,572.32x = 47,697.21 × 20,227.64
  4. Step 4: Simplify right side
    34,572.32x = 964,801,992.88
  5. Step 5: Solve for x
    x = 964,801,992.88/34,572.32
  6. Step 6: Final answer
    x = 27,906.78

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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.