Home / 36,579.16-50,476.26-20,665

Finding the Fourth Proportional to 36,579.16, 50,476.26 and 20,665

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Solution

The fourth proportional to 36,579.16, 50,476.26 and 20,665 is: 28,516.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,579.16 : 50,476.26 = 20,665 : x
  2. Step 2: Convert to fraction form
    36,579.16/50,476.26 = 20,665/x
  3. Step 3: Cross multiply
    36,579.16x = 50,476.26 × 20,665
  4. Step 4: Simplify right side
    36,579.16x = 1,043,091,912.90
  5. Step 5: Solve for x
    x = 1,043,091,912.90/36,579.16
  6. Step 6: Final answer
    x = 28,516.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.