Home / 36,243.41-50,005.62-21,136.73

Finding the Fourth Proportional to 36,243.41, 50,005.62 and 21,136.73

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Solution

The fourth proportional to 36,243.41, 50,005.62 and 21,136.73 is: 29,162.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,243.41 : 50,005.62 = 21,136.73 : x
  2. Step 2: Convert to fraction form
    36,243.41/50,005.62 = 21,136.73/x
  3. Step 3: Cross multiply
    36,243.41x = 50,005.62 × 21,136.73
  4. Step 4: Simplify right side
    36,243.41x = 1,056,955,038.39
  5. Step 5: Solve for x
    x = 1,056,955,038.39/36,243.41
  6. Step 6: Final answer
    x = 29,162.69

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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.