Home / 38,185.27-52,694.30-21,190.26

Finding the Fourth Proportional to 38,185.27, 52,694.30 and 21,190.26

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Solution

The fourth proportional to 38,185.27, 52,694.30 and 21,190.26 is: 29,241.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,185.27 : 52,694.30 = 21,190.26 : x
  2. Step 2: Convert to fraction form
    38,185.27/52,694.30 = 21,190.26/x
  3. Step 3: Cross multiply
    38,185.27x = 52,694.30 × 21,190.26
  4. Step 4: Simplify right side
    38,185.27x = 1,116,605,752.50
  5. Step 5: Solve for x
    x = 1,116,605,752.50/38,185.27
  6. Step 6: Final answer
    x = 29,241.79

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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.