Home / 47,722.24-65,846.22-28,858.96

Finding the Fourth Proportional to 47,722.24, 65,846.22 and 28,858.96

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Solution

The fourth proportional to 47,722.24, 65,846.22 and 28,858.96 is: 39,819.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,722.24 : 65,846.22 = 28,858.96 : x
  2. Step 2: Convert to fraction form
    47,722.24/65,846.22 = 28,858.96/x
  3. Step 3: Cross multiply
    47,722.24x = 65,846.22 × 28,858.96
  4. Step 4: Simplify right side
    47,722.24x = 1,900,253,429.13
  5. Step 5: Solve for x
    x = 1,900,253,429.13/47,722.24
  6. Step 6: Final answer
    x = 39,819.03

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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.