Home / 22,136.62-30,546.39-12,703.36

Finding the Fourth Proportional to 22,136.62, 30,546.39 and 12,703.36

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Solution

The fourth proportional to 22,136.62, 30,546.39 and 12,703.36 is: 17,529.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,136.62 : 30,546.39 = 12,703.36 : x
  2. Step 2: Convert to fraction form
    22,136.62/30,546.39 = 12,703.36/x
  3. Step 3: Cross multiply
    22,136.62x = 30,546.39 × 12,703.36
  4. Step 4: Simplify right side
    22,136.62x = 388,041,760.14
  5. Step 5: Solve for x
    x = 388,041,760.14/22,136.62
  6. Step 6: Final answer
    x = 17,529.41

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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.