Home / 19,136.88-26,409.48-11,584.59

Finding the Fourth Proportional to 19,136.88, 26,409.48 and 11,584.59

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Solution

The fourth proportional to 19,136.88, 26,409.48 and 11,584.59 is: 15,987.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,136.88 : 26,409.48 = 11,584.59 : x
  2. Step 2: Convert to fraction form
    19,136.88/26,409.48 = 11,584.59/x
  3. Step 3: Cross multiply
    19,136.88x = 26,409.48 × 11,584.59
  4. Step 4: Simplify right side
    19,136.88x = 305,942,997.91
  5. Step 5: Solve for x
    x = 305,942,997.91/19,136.88
  6. Step 6: Final answer
    x = 15,987.09

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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.