Home / 36,101.60-54,159.68-12,744.44

Finding the Fourth Proportional to 36,101.60, 54,159.68 and 12,744.44

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Solution

The fourth proportional to 36,101.60, 54,159.68 and 12,744.44 is: 19,119.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,101.60 : 54,159.68 = 12,744.44 : x
  2. Step 2: Convert to fraction form
    36,101.60/54,159.68 = 12,744.44/x
  3. Step 3: Cross multiply
    36,101.60x = 54,159.68 × 12,744.44
  4. Step 4: Simplify right side
    36,101.60x = 690,234,792.18
  5. Step 5: Solve for x
    x = 690,234,792.18/36,101.60
  6. Step 6: Final answer
    x = 19,119.23

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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.