Home / 27,493.30-41,260.68-20,116.79

Finding the Fourth Proportional to 27,493.30, 41,260.68 and 20,116.79

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Solution

The fourth proportional to 27,493.30, 41,260.68 and 20,116.79 is: 30,190.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,493.30 : 41,260.68 = 20,116.79 : x
  2. Step 2: Convert to fraction form
    27,493.30/41,260.68 = 20,116.79/x
  3. Step 3: Cross multiply
    27,493.30x = 41,260.68 × 20,116.79
  4. Step 4: Simplify right side
    27,493.30x = 830,032,383.24
  5. Step 5: Solve for x
    x = 830,032,383.24/27,493.30
  6. Step 6: Final answer
    x = 30,190.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.