Home / 16,945.38-23,384.57-9,493.38

Finding the Fourth Proportional to 16,945.38, 23,384.57 and 9,493.38

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Solution

The fourth proportional to 16,945.38, 23,384.57 and 9,493.38 is: 13,100.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,945.38 : 23,384.57 = 9,493.38 : x
  2. Step 2: Convert to fraction form
    16,945.38/23,384.57 = 9,493.38/x
  3. Step 3: Cross multiply
    16,945.38x = 23,384.57 × 9,493.38
  4. Step 4: Simplify right side
    16,945.38x = 221,998,561.68
  5. Step 5: Solve for x
    x = 221,998,561.68/16,945.38
  6. Step 6: Final answer
    x = 13,100.83

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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.