Home / 25,012.28-37,514.49-8,145.90

Finding the Fourth Proportional to 25,012.28, 37,514.49 and 8,145.90

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Solution

The fourth proportional to 25,012.28, 37,514.49 and 8,145.90 is: 12,217.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,012.28 : 37,514.49 = 8,145.90 : x
  2. Step 2: Convert to fraction form
    25,012.28/37,514.49 = 8,145.90/x
  3. Step 3: Cross multiply
    25,012.28x = 37,514.49 × 8,145.90
  4. Step 4: Simplify right side
    25,012.28x = 305,589,284.09
  5. Step 5: Solve for x
    x = 305,589,284.09/25,012.28
  6. Step 6: Final answer
    x = 12,217.57

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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.