Home / 29,857.61-41,216.45-19,768.25

Finding the Fourth Proportional to 29,857.61, 41,216.45 and 19,768.25

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Solution

The fourth proportional to 29,857.61, 41,216.45 and 19,768.25 is: 27,288.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,857.61 : 41,216.45 = 19,768.25 : x
  2. Step 2: Convert to fraction form
    29,857.61/41,216.45 = 19,768.25/x
  3. Step 3: Cross multiply
    29,857.61x = 41,216.45 × 19,768.25
  4. Step 4: Simplify right side
    29,857.61x = 814,777,091.91
  5. Step 5: Solve for x
    x = 814,777,091.91/29,857.61
  6. Step 6: Final answer
    x = 27,288.76

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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.