Home / 36,612.85-54,856.57-19,984.55

Finding the Fourth Proportional to 36,612.85, 54,856.57 and 19,984.55

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Solution

The fourth proportional to 36,612.85, 54,856.57 and 19,984.55 is: 29,942.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,612.85 : 54,856.57 = 19,984.55 : x
  2. Step 2: Convert to fraction form
    36,612.85/54,856.57 = 19,984.55/x
  3. Step 3: Cross multiply
    36,612.85x = 54,856.57 × 19,984.55
  4. Step 4: Simplify right side
    36,612.85x = 1,096,283,865.99
  5. Step 5: Solve for x
    x = 1,096,283,865.99/36,612.85
  6. Step 6: Final answer
    x = 29,942.60

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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.