Home / 38,646.18-57,940.11-16,440.84

Finding the Fourth Proportional to 38,646.18, 57,940.11 and 16,440.84

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Solution

The fourth proportional to 38,646.18, 57,940.11 and 16,440.84 is: 24,648.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,646.18 : 57,940.11 = 16,440.84 : x
  2. Step 2: Convert to fraction form
    38,646.18/57,940.11 = 16,440.84/x
  3. Step 3: Cross multiply
    38,646.18x = 57,940.11 × 16,440.84
  4. Step 4: Simplify right side
    38,646.18x = 952,584,078.09
  5. Step 5: Solve for x
    x = 952,584,078.09/38,646.18
  6. Step 6: Final answer
    x = 24,648.85

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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.