Home / 47,659.37-65,771.67-28,792.85

Finding the Fourth Proportional to 47,659.37, 65,771.67 and 28,792.85

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Solution

The fourth proportional to 47,659.37, 65,771.67 and 28,792.85 is: 39,735.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,659.37 : 65,771.67 = 28,792.85 : x
  2. Step 2: Convert to fraction form
    47,659.37/65,771.67 = 28,792.85/x
  3. Step 3: Cross multiply
    47,659.37x = 65,771.67 × 28,792.85
  4. Step 4: Simplify right side
    47,659.37x = 1,893,753,499.70
  5. Step 5: Solve for x
    x = 1,893,753,499.70/47,659.37
  6. Step 6: Final answer
    x = 39,735.18

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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.