Home / 57,885.57-79,879.91-32,735.61

Finding the Fourth Proportional to 57,885.57, 79,879.91 and 32,735.61

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Solution

The fourth proportional to 57,885.57, 79,879.91 and 32,735.61 is: 45,173.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,885.57 : 79,879.91 = 32,735.61 : x
  2. Step 2: Convert to fraction form
    57,885.57/79,879.91 = 32,735.61/x
  3. Step 3: Cross multiply
    57,885.57x = 79,879.91 × 32,735.61
  4. Step 4: Simplify right side
    57,885.57x = 2,614,917,416.92
  5. Step 5: Solve for x
    x = 2,614,917,416.92/57,885.57
  6. Step 6: Final answer
    x = 45,173.91

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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.