Home / 36,128.15-54,192.23-9,832.85

Finding the Fourth Proportional to 36,128.15, 54,192.23 and 9,832.85

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Solution

The fourth proportional to 36,128.15, 54,192.23 and 9,832.85 is: 14,749.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,128.15 : 54,192.23 = 9,832.85 : x
  2. Step 2: Convert to fraction form
    36,128.15/54,192.23 = 9,832.85/x
  3. Step 3: Cross multiply
    36,128.15x = 54,192.23 × 9,832.85
  4. Step 4: Simplify right side
    36,128.15x = 532,864,019.59
  5. Step 5: Solve for x
    x = 532,864,019.59/36,128.15
  6. Step 6: Final answer
    x = 14,749.28

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Similar ratio
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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.