Home / 25,144.99-37,725.68-11,995.66

Finding the Fourth Proportional to 25,144.99, 37,725.68 and 11,995.66

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Solution

The fourth proportional to 25,144.99, 37,725.68 and 11,995.66 is: 17,997.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,144.99 : 37,725.68 = 11,995.66 : x
  2. Step 2: Convert to fraction form
    25,144.99/37,725.68 = 11,995.66/x
  3. Step 3: Cross multiply
    25,144.99x = 37,725.68 × 11,995.66
  4. Step 4: Simplify right side
    25,144.99x = 452,544,181.94
  5. Step 5: Solve for x
    x = 452,544,181.94/25,144.99
  6. Step 6: Final answer
    x = 17,997.39

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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.