Home / 16,161.21-22,299.84-9,086.22

Finding the Fourth Proportional to 16,161.21, 22,299.84 and 9,086.22

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Solution

The fourth proportional to 16,161.21, 22,299.84 and 9,086.22 is: 12,537.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,161.21 : 22,299.84 = 9,086.22 : x
  2. Step 2: Convert to fraction form
    16,161.21/22,299.84 = 9,086.22/x
  3. Step 3: Cross multiply
    16,161.21x = 22,299.84 × 9,086.22
  4. Step 4: Simplify right side
    16,161.21x = 202,621,252.20
  5. Step 5: Solve for x
    x = 202,621,252.20/16,161.21
  6. Step 6: Final answer
    x = 12,537.51

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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.