Home / 16,722.88-25,067.68-9,330.56

Finding the Fourth Proportional to 16,722.88, 25,067.68 and 9,330.56

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Solution

The fourth proportional to 16,722.88, 25,067.68 and 9,330.56 is: 13,986.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,722.88 : 25,067.68 = 9,330.56 : x
  2. Step 2: Convert to fraction form
    16,722.88/25,067.68 = 9,330.56/x
  3. Step 3: Cross multiply
    16,722.88x = 25,067.68 × 9,330.56
  4. Step 4: Simplify right side
    16,722.88x = 233,895,492.30
  5. Step 5: Solve for x
    x = 233,895,492.30/16,722.88
  6. Step 6: Final answer
    x = 13,986.56

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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.