Home / 36,105.60-54,133.68-19,241.12

Finding the Fourth Proportional to 36,105.60, 54,133.68 and 19,241.12

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Solution

The fourth proportional to 36,105.60, 54,133.68 and 19,241.12 is: 28,848.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,105.60 : 54,133.68 = 19,241.12 : x
  2. Step 2: Convert to fraction form
    36,105.60/54,133.68 = 19,241.12/x
  3. Step 3: Cross multiply
    36,105.60x = 54,133.68 × 19,241.12
  4. Step 4: Simplify right side
    36,105.60x = 1,041,592,632.92
  5. Step 5: Solve for x
    x = 1,041,592,632.92/36,105.60
  6. Step 6: Final answer
    x = 28,848.51

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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.