Home / 16,182.82-22,332.44-9,107.86

Finding the Fourth Proportional to 16,182.82, 22,332.44 and 9,107.86

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Solution

The fourth proportional to 16,182.82, 22,332.44 and 9,107.86 is: 12,568.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,182.82 : 22,332.44 = 9,107.86 : x
  2. Step 2: Convert to fraction form
    16,182.82/22,332.44 = 9,107.86/x
  3. Step 3: Cross multiply
    16,182.82x = 22,332.44 × 9,107.86
  4. Step 4: Simplify right side
    16,182.82x = 203,400,736.98
  5. Step 5: Solve for x
    x = 203,400,736.98/16,182.82
  6. Step 6: Final answer
    x = 12,568.93

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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.