Home / 36,399.05-54,598.25-10,103.80

Finding the Fourth Proportional to 36,399.05, 54,598.25 and 10,103.80

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Solution

The fourth proportional to 36,399.05, 54,598.25 and 10,103.80 is: 15,155.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,399.05 : 54,598.25 = 10,103.80 : x
  2. Step 2: Convert to fraction form
    36,399.05/54,598.25 = 10,103.80/x
  3. Step 3: Cross multiply
    36,399.05x = 54,598.25 × 10,103.80
  4. Step 4: Simplify right side
    36,399.05x = 551,649,798.35
  5. Step 5: Solve for x
    x = 551,649,798.35/36,399.05
  6. Step 6: Final answer
    x = 15,155.61

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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.