Home / 19,996.38-27,588.44-12,035.70

Finding the Fourth Proportional to 19,996.38, 27,588.44 and 12,035.70

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Solution

The fourth proportional to 19,996.38, 27,588.44 and 12,035.70 is: 16,605.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,996.38 : 27,588.44 = 12,035.70 : x
  2. Step 2: Convert to fraction form
    19,996.38/27,588.44 = 12,035.70/x
  3. Step 3: Cross multiply
    19,996.38x = 27,588.44 × 12,035.70
  4. Step 4: Simplify right side
    19,996.38x = 332,046,187.31
  5. Step 5: Solve for x
    x = 332,046,187.31/19,996.38
  6. Step 6: Final answer
    x = 16,605.31

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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.