Home / 23,136.23-31,912.17-14,649.14

Finding the Fourth Proportional to 23,136.23, 31,912.17 and 14,649.14

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Solution

The fourth proportional to 23,136.23, 31,912.17 and 14,649.14 is: 20,205.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,136.23 : 31,912.17 = 14,649.14 : x
  2. Step 2: Convert to fraction form
    23,136.23/31,912.17 = 14,649.14/x
  3. Step 3: Cross multiply
    23,136.23x = 31,912.17 × 14,649.14
  4. Step 4: Simplify right side
    23,136.23x = 467,485,846.03
  5. Step 5: Solve for x
    x = 467,485,846.03/23,136.23
  6. Step 6: Final answer
    x = 20,205.79

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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.