Home / 47,279.05-65,245.11-25,768.80

Finding the Fourth Proportional to 47,279.05, 65,245.11 and 25,768.80

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Solution

The fourth proportional to 47,279.05, 65,245.11 and 25,768.80 is: 35,560.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,279.05 : 65,245.11 = 25,768.80 : x
  2. Step 2: Convert to fraction form
    47,279.05/65,245.11 = 25,768.80/x
  3. Step 3: Cross multiply
    47,279.05x = 65,245.11 × 25,768.80
  4. Step 4: Simplify right side
    47,279.05x = 1,681,288,093.94
  5. Step 5: Solve for x
    x = 1,681,288,093.94/47,279.05
  6. Step 6: Final answer
    x = 35,560.96

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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.