Home / 36,086.91-54,128.68-9,432.92

Finding the Fourth Proportional to 36,086.91, 54,128.68 and 9,432.92

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Solution

The fourth proportional to 36,086.91, 54,128.68 and 9,432.92 is: 14,148.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,086.91 : 54,128.68 = 9,432.92 : x
  2. Step 2: Convert to fraction form
    36,086.91/54,128.68 = 9,432.92/x
  3. Step 3: Cross multiply
    36,086.91x = 54,128.68 × 9,432.92
  4. Step 4: Simplify right side
    36,086.91x = 510,591,213.92
  5. Step 5: Solve for x
    x = 510,591,213.92/36,086.91
  6. Step 6: Final answer
    x = 14,148.93

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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.