Home / 16,629.75-22,949.06-9,177.75

Finding the Fourth Proportional to 16,629.75, 22,949.06 and 9,177.75

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Solution

The fourth proportional to 16,629.75, 22,949.06 and 9,177.75 is: 12,665.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,629.75 : 22,949.06 = 9,177.75 : x
  2. Step 2: Convert to fraction form
    16,629.75/22,949.06 = 9,177.75/x
  3. Step 3: Cross multiply
    16,629.75x = 22,949.06 × 9,177.75
  4. Step 4: Simplify right side
    16,629.75x = 210,620,689.53
  5. Step 5: Solve for x
    x = 210,620,689.53/16,629.75
  6. Step 6: Final answer
    x = 12,665.30

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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.