Home / 16,936.22-23,369.65-9,380.68

Finding the Fourth Proportional to 16,936.22, 23,369.65 and 9,380.68

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Solution

The fourth proportional to 16,936.22, 23,369.65 and 9,380.68 is: 12,944.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,936.22 : 23,369.65 = 9,380.68 : x
  2. Step 2: Convert to fraction form
    16,936.22/23,369.65 = 9,380.68/x
  3. Step 3: Cross multiply
    16,936.22x = 23,369.65 × 9,380.68
  4. Step 4: Simplify right side
    16,936.22x = 219,223,126.49
  5. Step 5: Solve for x
    x = 219,223,126.49/16,936.22
  6. Step 6: Final answer
    x = 12,944.04

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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.