Home / 47,279.68-65,245.10-25,769.61

Finding the Fourth Proportional to 47,279.68, 65,245.10 and 25,769.61

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Solution

The fourth proportional to 47,279.68, 65,245.10 and 25,769.61 is: 35,561.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,279.68 : 65,245.10 = 25,769.61 : x
  2. Step 2: Convert to fraction form
    47,279.68/65,245.10 = 25,769.61/x
  3. Step 3: Cross multiply
    47,279.68x = 65,245.10 × 25,769.61
  4. Step 4: Simplify right side
    47,279.68x = 1,681,340,652.56
  5. Step 5: Solve for x
    x = 1,681,340,652.56/47,279.68
  6. Step 6: Final answer
    x = 35,561.59

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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.