Home / 38,028.04-52,481.46-21,259.96

Finding the Fourth Proportional to 38,028.04, 52,481.46 and 21,259.96

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Solution

The fourth proportional to 38,028.04, 52,481.46 and 21,259.96 is: 29,340.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,028.04 : 52,481.46 = 21,259.96 : x
  2. Step 2: Convert to fraction form
    38,028.04/52,481.46 = 21,259.96/x
  3. Step 3: Cross multiply
    38,028.04x = 52,481.46 × 21,259.96
  4. Step 4: Simplify right side
    38,028.04x = 1,115,753,740.34
  5. Step 5: Solve for x
    x = 1,115,753,740.34/38,028.04
  6. Step 6: Final answer
    x = 29,340.29

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Double scale
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Similar ratio
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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.