Home / 16,361.87-22,576.92-9,190.41

Finding the Fourth Proportional to 16,361.87, 22,576.92 and 9,190.41

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Solution

The fourth proportional to 16,361.87, 22,576.92 and 9,190.41 is: 12,681.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,361.87 : 22,576.92 = 9,190.41 : x
  2. Step 2: Convert to fraction form
    16,361.87/22,576.92 = 9,190.41/x
  3. Step 3: Cross multiply
    16,361.87x = 22,576.92 × 9,190.41
  4. Step 4: Simplify right side
    16,361.87x = 207,491,151.34
  5. Step 5: Solve for x
    x = 207,491,151.34/16,361.87
  6. Step 6: Final answer
    x = 12,681.38

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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.