Home / 14,487.36-19,992.24-8,519.52

Finding the Fourth Proportional to 14,487.36, 19,992.24 and 8,519.52

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Solution

The fourth proportional to 14,487.36, 19,992.24 and 8,519.52 is: 11,756.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,487.36 : 19,992.24 = 8,519.52 : x
  2. Step 2: Convert to fraction form
    14,487.36/19,992.24 = 8,519.52/x
  3. Step 3: Cross multiply
    14,487.36x = 19,992.24 × 8,519.52
  4. Step 4: Simplify right side
    14,487.36x = 170,324,288.52
  5. Step 5: Solve for x
    x = 170,324,288.52/14,487.36
  6. Step 6: Final answer
    x = 11,756.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.