Home / 47,540.56-65,606.94-28,440.04

Finding the Fourth Proportional to 47,540.56, 65,606.94 and 28,440.04

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Solution

The fourth proportional to 47,540.56, 65,606.94 and 28,440.04 is: 39,247.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,540.56 : 65,606.94 = 28,440.04 : x
  2. Step 2: Convert to fraction form
    47,540.56/65,606.94 = 28,440.04/x
  3. Step 3: Cross multiply
    47,540.56x = 65,606.94 × 28,440.04
  4. Step 4: Simplify right side
    47,540.56x = 1,865,863,997.88
  5. Step 5: Solve for x
    x = 1,865,863,997.88/47,540.56
  6. Step 6: Final answer
    x = 39,247.83

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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.