Home / 26,089.88-39,136.26-10,505.48

Finding the Fourth Proportional to 26,089.88, 39,136.26 and 10,505.48

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Solution

The fourth proportional to 26,089.88, 39,136.26 and 10,505.48 is: 15,758.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,089.88 : 39,136.26 = 10,505.48 : x
  2. Step 2: Convert to fraction form
    26,089.88/39,136.26 = 10,505.48/x
  3. Step 3: Cross multiply
    26,089.88x = 39,136.26 × 10,505.48
  4. Step 4: Simplify right side
    26,089.88x = 411,145,196.70
  5. Step 5: Solve for x
    x = 411,145,196.70/26,089.88
  6. Step 6: Final answer
    x = 15,758.80

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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.