Home / 25,449.14-35,136.30-16,378.56

Finding the Fourth Proportional to 25,449.14, 35,136.30 and 16,378.56

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Solution

The fourth proportional to 25,449.14, 35,136.30 and 16,378.56 is: 22,613.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,449.14 : 35,136.30 = 16,378.56 : x
  2. Step 2: Convert to fraction form
    25,449.14/35,136.30 = 16,378.56/x
  3. Step 3: Cross multiply
    25,449.14x = 35,136.30 × 16,378.56
  4. Step 4: Simplify right side
    25,449.14x = 575,481,997.73
  5. Step 5: Solve for x
    x = 575,481,997.73/25,449.14
  6. Step 6: Final answer
    x = 22,613.03

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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.