Home / 17,136.03-23,648.94-10,420.41

Finding the Fourth Proportional to 17,136.03, 23,648.94 and 10,420.41

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Solution

The fourth proportional to 17,136.03, 23,648.94 and 10,420.41 is: 14,380.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,136.03 : 23,648.94 = 10,420.41 : x
  2. Step 2: Convert to fraction form
    17,136.03/23,648.94 = 10,420.41/x
  3. Step 3: Cross multiply
    17,136.03x = 23,648.94 × 10,420.41
  4. Step 4: Simplify right side
    17,136.03x = 246,431,650.87
  5. Step 5: Solve for x
    x = 246,431,650.87/17,136.03
  6. Step 6: Final answer
    x = 14,380.91

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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.