Home / 16,028.24-22,115.22-9,309.92

Finding the Fourth Proportional to 16,028.24, 22,115.22 and 9,309.92

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Solution

The fourth proportional to 16,028.24, 22,115.22 and 9,309.92 is: 12,845.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,028.24 : 22,115.22 = 9,309.92 : x
  2. Step 2: Convert to fraction form
    16,028.24/22,115.22 = 9,309.92/x
  3. Step 3: Cross multiply
    16,028.24x = 22,115.22 × 9,309.92
  4. Step 4: Simplify right side
    16,028.24x = 205,890,928.98
  5. Step 5: Solve for x
    x = 205,890,928.98/16,028.24
  6. Step 6: Final answer
    x = 12,845.51

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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.