Home / 25,745.63-38,618.67-10,163.25

Finding the Fourth Proportional to 25,745.63, 38,618.67 and 10,163.25

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Solution

The fourth proportional to 25,745.63, 38,618.67 and 10,163.25 is: 15,244.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,745.63 : 38,618.67 = 10,163.25 : x
  2. Step 2: Convert to fraction form
    25,745.63/38,618.67 = 10,163.25/x
  3. Step 3: Cross multiply
    25,745.63x = 38,618.67 × 10,163.25
  4. Step 4: Simplify right side
    25,745.63x = 392,491,235.99
  5. Step 5: Solve for x
    x = 392,491,235.99/25,745.63
  6. Step 6: Final answer
    x = 15,244.97

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Similar ratio
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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.