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Finding the Fourth Proportional to 27,383.36, 37,789.04 and 14,808.11

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Solution

The fourth proportional to 27,383.36, 37,789.04 and 14,808.11 is: 20,435.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,383.36 : 37,789.04 = 14,808.11 : x
  2. Step 2: Convert to fraction form
    27,383.36/37,789.04 = 14,808.11/x
  3. Step 3: Cross multiply
    27,383.36x = 37,789.04 × 14,808.11
  4. Step 4: Simplify right side
    27,383.36x = 559,584,092.60
  5. Step 5: Solve for x
    x = 559,584,092.60/27,383.36
  6. Step 6: Final answer
    x = 20,435.19

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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.