Home / 27,383.55-37,789.31-14,808.30

Finding the Fourth Proportional to 27,383.55, 37,789.31 and 14,808.30

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Solution

The fourth proportional to 27,383.55, 37,789.31 and 14,808.30 is: 20,435.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,383.55 : 37,789.31 = 14,808.30 : x
  2. Step 2: Convert to fraction form
    27,383.55/37,789.31 = 14,808.30/x
  3. Step 3: Cross multiply
    27,383.55x = 37,789.31 × 14,808.30
  4. Step 4: Simplify right side
    27,383.55x = 559,595,439.27
  5. Step 5: Solve for x
    x = 559,595,439.27/27,383.55
  6. Step 6: Final answer
    x = 20,435.46

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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.