Home / 16,776.92-23,150.16-9,222.02

Finding the Fourth Proportional to 16,776.92, 23,150.16 and 9,222.02

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Solution

The fourth proportional to 16,776.92, 23,150.16 and 9,222.02 is: 12,725.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,776.92 : 23,150.16 = 9,222.02 : x
  2. Step 2: Convert to fraction form
    16,776.92/23,150.16 = 9,222.02/x
  3. Step 3: Cross multiply
    16,776.92x = 23,150.16 × 9,222.02
  4. Step 4: Simplify right side
    16,776.92x = 213,491,238.52
  5. Step 5: Solve for x
    x = 213,491,238.52/16,776.92
  6. Step 6: Final answer
    x = 12,725.29

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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.