Home / 38,616.88-57,910.44-16,440.76

Finding the Fourth Proportional to 38,616.88, 57,910.44 and 16,440.76

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Solution

The fourth proportional to 38,616.88, 57,910.44 and 16,440.76 is: 24,654.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,616.88 : 57,910.44 = 16,440.76 : x
  2. Step 2: Convert to fraction form
    38,616.88/57,910.44 = 16,440.76/x
  3. Step 3: Cross multiply
    38,616.88x = 57,910.44 × 16,440.76
  4. Step 4: Simplify right side
    38,616.88x = 952,091,645.53
  5. Step 5: Solve for x
    x = 952,091,645.53/38,616.88
  6. Step 6: Final answer
    x = 24,654.80

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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.