Home / 38,205.75-57,331.67-16,317.75

Finding the Fourth Proportional to 38,205.75, 57,331.67 and 16,317.75

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Solution

The fourth proportional to 38,205.75, 57,331.67 and 16,317.75 is: 24,486.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,205.75 : 57,331.67 = 16,317.75 : x
  2. Step 2: Convert to fraction form
    38,205.75/57,331.67 = 16,317.75/x
  3. Step 3: Cross multiply
    38,205.75x = 57,331.67 × 16,317.75
  4. Step 4: Simplify right side
    38,205.75x = 935,523,858.14
  5. Step 5: Solve for x
    x = 935,523,858.14/38,205.75
  6. Step 6: Final answer
    x = 24,486.47

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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.