Home / 38,635.20-57,909.60-16,444.80

Finding the Fourth Proportional to 38,635.20, 57,909.60 and 16,444.80

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Solution

The fourth proportional to 38,635.20, 57,909.60 and 16,444.80 is: 24,648.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,635.20 : 57,909.60 = 16,444.80 : x
  2. Step 2: Convert to fraction form
    38,635.20/57,909.60 = 16,444.80/x
  3. Step 3: Cross multiply
    38,635.20x = 57,909.60 × 16,444.80
  4. Step 4: Simplify right side
    38,635.20x = 952,311,790.08
  5. Step 5: Solve for x
    x = 952,311,790.08/38,635.20
  6. Step 6: Final answer
    x = 24,648.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.