Home / 36,410.04-54,615.04-20,816.73

Finding the Fourth Proportional to 36,410.04, 54,615.04 and 20,816.73

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Solution

The fourth proportional to 36,410.04, 54,615.04 and 20,816.73 is: 31,225.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,410.04 : 54,615.04 = 20,816.73 : x
  2. Step 2: Convert to fraction form
    36,410.04/54,615.04 = 20,816.73/x
  3. Step 3: Cross multiply
    36,410.04x = 54,615.04 × 20,816.73
  4. Step 4: Simplify right side
    36,410.04x = 1,136,906,489.58
  5. Step 5: Solve for x
    x = 1,136,906,489.58/36,410.04
  6. Step 6: Final answer
    x = 31,225.08

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Similar ratio
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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.