Home / 36,617.55-54,863.61-19,989.24

Finding the Fourth Proportional to 36,617.55, 54,863.61 and 19,989.24

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Solution

The fourth proportional to 36,617.55, 54,863.61 and 19,989.24 is: 29,949.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,617.55 : 54,863.61 = 19,989.24 : x
  2. Step 2: Convert to fraction form
    36,617.55/54,863.61 = 19,989.24/x
  3. Step 3: Cross multiply
    36,617.55x = 54,863.61 × 19,989.24
  4. Step 4: Simplify right side
    36,617.55x = 1,096,681,867.56
  5. Step 5: Solve for x
    x = 1,096,681,867.56/36,617.55
  6. Step 6: Final answer
    x = 29,949.62

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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.