Home / 36,174.50-49,921.16-20,042.15

Finding the Fourth Proportional to 36,174.50, 49,921.16 and 20,042.15

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Solution

The fourth proportional to 36,174.50, 49,921.16 and 20,042.15 is: 27,658.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,174.50 : 49,921.16 = 20,042.15 : x
  2. Step 2: Convert to fraction form
    36,174.50/49,921.16 = 20,042.15/x
  3. Step 3: Cross multiply
    36,174.50x = 49,921.16 × 20,042.15
  4. Step 4: Simplify right side
    36,174.50x = 1,000,527,027.08
  5. Step 5: Solve for x
    x = 1,000,527,027.08/36,174.50
  6. Step 6: Final answer
    x = 27,658.36

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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.