Home / 47,589.36-65,673.30-28,469.94

Finding the Fourth Proportional to 47,589.36, 65,673.30 and 28,469.94

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Solution

The fourth proportional to 47,589.36, 65,673.30 and 28,469.94 is: 39,288.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,589.36 : 65,673.30 = 28,469.94 : x
  2. Step 2: Convert to fraction form
    47,589.36/65,673.30 = 28,469.94/x
  3. Step 3: Cross multiply
    47,589.36x = 65,673.30 × 28,469.94
  4. Step 4: Simplify right side
    47,589.36x = 1,869,714,910.60
  5. Step 5: Solve for x
    x = 1,869,714,910.60/47,589.36
  6. Step 6: Final answer
    x = 39,288.51

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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.