Home / 15,012.14-22,519.22-3,919.19

Finding the Fourth Proportional to 15,012.14, 22,519.22 and 3,919.19

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Solution

The fourth proportional to 15,012.14, 22,519.22 and 3,919.19 is: 5,879.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,012.14 : 22,519.22 = 3,919.19 : x
  2. Step 2: Convert to fraction form
    15,012.14/22,519.22 = 3,919.19/x
  3. Step 3: Cross multiply
    15,012.14x = 22,519.22 × 3,919.19
  4. Step 4: Simplify right side
    15,012.14x = 88,256,969.64
  5. Step 5: Solve for x
    x = 88,256,969.64/15,012.14
  6. Step 6: Final answer
    x = 5,879.04

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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.